Some examples contain multiple types of scales.

Major scales

Ascending Major Scales

Example .mp3 .pdf
Mozart, Twelve Variations on "Ah, vous dirai-je Maman" in C Major, K. 265, Variation 7, mm. 1-8 ("Twinkle" Variations)
J. S. Bach, Chorale no. 325 (“Mit Fried’ und Freud’ ich fahr’ dahin”), mm. 1-8
Beethoven, Piano Sonata in C Major, op. 53, mvt. 3, mm. 168-176
Sibelius, Symphony no. 7, op. 105, mvt. 1, mm. 1-3
Beethoven, Symphony no. 1 in C Major, op. 21, mvt. 4, mm. 1-8
J.S. Bach, Keyboard Partita no. 4 in D Major, BWV 828, Ouverture, mm. 1-5
Beethoven, Cello Sonata no. 5 in D Major, op. 102 no. 2, mvt. 3, mm. 218-228
Beethoven, Violin Concerto in D Major, op. 61, mvt. 1, mm. 18-23
Shostakovich, Prelude, op. 34 no. 5, mm. 1-4
Bruch, Scottish Fantasy, op. 46, mvt. 1, mm. 111-120
Brahms, “Maria’s Lob”, op. 22 no. 7, mm. 1-9
Wolf, “Elfenlied”, mm. 1-4
J.S. Bach, Invention no. 6 in E Major, BWV 777, mm. 1-8
J. S. Bach, Chorale no. 274 (“O Ewigkeit, du Donnerwort”), mm. 1-8
Haydn, Violin Concerto no. 1 in C Major, mvt. 2, mm. 1-3
J. S. Bach, English Suite no. 4 in F Major, BWV 809, Courante, mm. 1-8
Brahms, Rhapsody in b minor, op. 79 no. 1, mm. 59-67
Mozart, Nine Variations on “Lison dormait”, K. 264, mm. 1-18
Beethoven, Violin Concerto in D Major, op. 61, mvt. 2, mm. 28-30
Ernst, Polyphonic Etude no. 6 for Solo Violin, Finale, mm. 13-17
Haydn, Piano Sonata in A Major, Hob. XVI:5, mvt. 1, mm. 1-4
Haydn, Piano Sonata in B-flat Major, Hob. XVI:2, mvt. 2, mm. 5-11
J. S. Bach, Keyboard Partita no. 1 in B-flat Major, BWV 825, Menuet I, mm. 1-9
Mozart, Violin Sonata in E-flat Major, K. 380, mvt. 1, mm. 59-67
Haydn, String Quartet in B-flat Major, op. 55 no. 3, mvt. 1, mm. 9-19
Chopin, Mazurka in B-flat Major, op. 7 no. 1, mm. 1-4
Raff, Violin Concerto no. 1 in b minor, op. 161, mvt. 3, mm. 25-30
Paganini, Violin Concerto no. 3 in E Major, mvt. 1, mm. 129-136

Descending Major Scales

Example .mp3 .pdf
J. S. Bach, Chorale no. 348 (“Meinen Jesum lass ich nicht”), mm. 10-13
Mozart, La Clemenza di Tito, K. 621, Overture, mm. 12-29
Saint-Saëns, Violin Concerto no. 2 in C Major, op. 58, mvt. 1, mm. 12-19
Schumann, Toccata, op. 7, mm. 201-214
J. S. Bach, Well-Tempered Clavier, Book I, Prelude in C major, BWV 846, mm. 1-19
Mason-Handel, “Joy to the World”, mm. 1-7
J. S. Bach, Chorale no. 152 (“Meinen Jesum lass ich nicht”), mm. 10-13
Haydn, String Quartet, op. 103, mvt. 2, Trio, mm. 1-12
J. S. Bach, Brandenburg Concerto no. 5 in D Major, BWV 1050, mvt. 1, mm. 1-4
Stravinsky, Concerto in D for Violin and Orchestra, mvt. 1, mm. 27-35
Brahms, Intermezzo in E-flat Major, op. 117 no. 1, mm. 1-4
Brahms, “Geistliches Lied”, op. 30, mm. 48-52
Mussorgsky, Pictures at an Exhibition, “The Great Gate of Kiev”, mm. 47-55
Haydn, String Quartet in E-flat Major, op. 76 no. 6, Alternativo, mm. 1-32
Rossini, The Barber of Seville, “Una voce poco fa”, mm. 43-50
J. S. Bach, Violin Concerto in E Major, BWV 1042, mvt. 3, mm. 1-16
Grieg, Lyric Piece, op. 54 no. 5, mm. 71-86
Brahms, “Weg der Liebe”, op. 20 no. 1, mm. 120-128
Brahms, Intermezzo in E Major, op. 116 no. 4, mm. 60-71
Schumann, Nachtstücke, op. 23 no. 2, mm. 1-4
Brahms, Romanze, op. 118 no. 5, mm. 1-8
Dvorak, String Quartet no. 12 in F Major, op. 96, mvt. 1, mm. 116-121
Corelli, Concerto Grosso in F Major, op. 6 no. 9, Largo, mm. 14-18
Tchaikovsky, Sacred Chorus no. 1, mm. 73-79
Handel, Serse, "Ombra mai fu", mm. 25-34
Haydn, Piano Sonata in G Major, Hob. XVI:27, mvt. 3, mm. 65-72
J. S. Bach, French Suite no. 5 in G Major, BWV 816, Courante, mm. 27-32
Tchaikovsky, The Nutcracker, op. 71, no. 14 (“Pas de Deux”), mm. 1-5
Schubert, Violin Sonatina no. 3 in g minor, D. 408, mvt. 4, mm. 140-149
Haydn, String Quartet in A Major, op. 9 no. 6, mvt. 4, mm. 1-20
Locatelli, L’Arte del Violino, Concerto no. 11 in A Major, mvt. 1, mm. 1-10
Brahms, Liebeslieder Waltzer, op. 52 no. 6, mm. 1-20
Brahms, Variations on a Theme by Haydn, op. 56, Var. 7, mm. 1-10
Brahms, Piano Concerto no. 2 in B-flat Major, op. 83, mvt. 3, mm. 1-4
Tchaikovsky, Symphony no. 6 in b minor, op. 74, mvt. 1, mm. 335-354
Kabalevsky, Cello Concerto no. 1 in g minor, op. 49, mvt. 2, mm. 7-10
Franck, Prelude, Aria, and Finale, mm. 1-6

Minor Scales

Example .mp3 .pdf
Goetz, Violin Concerto in G Major, op. 22, mvt. 1, mm. 1-5
Beethoven, 32 Variations on an Original Theme, WoO 80, Vars. 11 and 12
Beethoven, String Quartet in C Major, op. 59 no. 3, mvt. 2, mm. 1-6
Paganini, Caprice in a minor, op. 1 no. 5
Beethoven, Piano Concerto no. 3 in c minor, op. 37, mvt. 1, mm. 111-117
Mozart, Fantasy in c minor, K. 475, mm. 174-176
Faure, Piano Quartet no. 1 in c minor, op. 15, mvt. 4, mm. 1-12
Bartok, String Quartet no. 1, mvt. 3, mm. 62-67
Bach, Chromatic Fantasia and Fugue in d minor, BWV 903, mm. 1-2
Chopin, Ballade no. 1 in g minor, op. 23, mm. 250-256
Beethoven, 12 Variations on Handel’s “See, the Conqu’ring Hero Comes”, WoO 45, Var. 8, mm. 1-8
Vieuxtemps, Violin Concerto no. 5 in a minor, op. 37, mm. 372-378
Lalo, Symphonie Espagnole, op. 21, mvt. 1, mm. 246-253
Corelli, Concerto Grosso in F Major, op. 6 no. 6, mvt. 5, mm. 13-26
J. S. Bach, The Art of the Fugue, BWV 1080, no. 9, mm. 1-10
J. S. Bach, Prelude and Fugue in e minor, BWV 900, mm. 15-18
Handel, Keyboard Suite no. 7 in g minor, HWV 432, Passacaille, mm. 33-41
Mozart, Requiem, K. 626, Rex tremendae, mm. 1-5
Grieg, Holberg Suite, op. 40, mvt. 4, mm. 52-56
J. S. Bach, Chorale no. 100 (“Durch Adams Fall ist ganz verderbt”), mm. 1-4
J. S. Bach, Well-Tempered Clavier, Book I, Fugue in g minor, BWV 861, mm. 28-34
Rachmaninoff, Vespers no. 5, mm. 33-36
J. S. Bach, Partita no. 1 in b minor for Solo Violin, BWV 1002, mvt. 4, mm. 1-5
Scarlatti, Sonata in b minor, K. 27, mm. 62-68

Simultaneous Scales

Example .mp3 .pdf
Mozart, Violin Sonata in A Major, K. 526, mvt. 3, mm. 243-251
Schubert, Fantasie for Violin and Piano in C Major, D. 934, mm. 525-535

Other scales, modes, and pitch collections

Example .mp3 .pdf
Beethoven, 10 Variations on a Duet by Salieri, WoO 73, Var. 1, mm. 1-23
Mozart, Violin Sonata in B-flat Major, K. 454, mvt. 1, mm. 73-83
Schubert, “Duo” Sonata in A Major, D. 574, mvt. 2, mm. 111-123
Dvorak, String Quartet no. 10 in E-flat Major, op. 51, mvt. 1, mm. 172-176
Chopin, Prelude in g-sharp minor, op. 28 no. 12, mm. 1-4
Chopin, Etude in a minor, op. 10 no. 2, mm. 1-6
Chopin, Etude in a minor, op. 25 no. 11, mm. 89-96
Chopin, Etude in g-sharp minor, op. 25 no. 6, mm. 57-63
Tchaikovsky, Violin Concerto in D Major, op. 35, mvt. 1, mm. 224-232
Dvorak, String Quartet no. 12 in F Major, op. 96, mvt. 1, mm. 1-10
Dvorak, String Quartet no. 12 in F Major, op. 96, mvt. 4, mm. 1-16
Glazunov, Violin Concerto in a minor, op. 82, last mvt., mm. 83-98
Debussy, Prelude, Book I no. 2 ("Voiles"), mm. 58-64
Busoni, Piano Concerto, op. 39, mvt. 5, 25 mm. before the end
Ysaye, Sonata no. 3 for Solo Violin, m. 1
Rimsky-Korsakov, Sadko, Act I, scene 2, mm. 51-55
Dvorak, Piano Concerto in g minor, op. 33, mvt. 1, mm. 62-72
Liszt, Etude de Concert no. 3, mm. 66-70
Liszt, Hungarian Rhapsody no. 9 in E-flat Major, mm. 1-11
Khachaturian, Violin Concerto in d minor, mvt. 1, cadenza (by David Oistrakh)
Bartok, String Quartet no. 3, Second Part, Rehearsal 10
Dvorak, String Quartet no. 11 in C Major, op. 61, mvt. 1, mm. 13-18
Liszt, Hungarian Rhapsody no. 15 in a minor, mm. 209-219
Saint-Saëns, Piano Concerto no. 5 in F Major, op. 103, mvt. 2, mm. 231-238
Brahms, Variations on a Theme by Paganini, op. 35, Book II, Var. 13, mm. 1-8
Respighi, Violin Sonata in b minor, mvt. 3, mm. 171-175
Verdi, Four Sacred Songs, “Ave Maria”, mm. 1-16
Liszt, Piano Sonata in b minor, mm. 1-7
Brahms, “Vergangen ist mir Glück und Heil”, op. 48 no. 6, mm. 1-23
Brahms, “Sehnsucht”, op. 14 no. 8 (all)
Beethoven, Missa Solemnis, op. 123, Credo, mm. 124-133
Beethoven, String Quartet in a minor, op. 132, mvt. 3, mm. 1-6
Chopin, Mazurka in C Major, op. 24 no. 2, mm. 21-36
Grieg, Lyric Piece, op. 57 no. 6, mm. 28-35
Bruckner, Pange lingua, mm. 1-13
"Hora Lui Timosca," Orchestra Grigora Dinicu, "Bartok" or "Acoustic" scale in the key of F (sound only)