Response to comment [from a Christian]: [Why did Jesus call himself "Son of God" and not "God"?]

Jesus is called Son of God and Son of Man.

Son of God: Psa. 2:7; Psa. 89:26, 27; Matt. 3:17 Mark 1:11; Luke 3:22. Matt. 4:3, 6; Matt. 10:40; Matt. 11:27 Luke 10:22. Matt. 14:33; Matt. 15:13; Matt. 16:15–17; Matt. 17:5 Mark 9:7; Luke 9:35; 2 Pet. 1:17. Matt. 18:10, 19; Matt. 20:23; Matt. 21:37 Luke 20:13. Matt. 26:53, 63, 64; Matt. 27:43, 54; Mark 1:1; Mark 3:11; Mark 5:7 Luke 8:28. Mark 14:61, 62; Mark 15:39; Luke 1:32, 35; Luke 4:3, 9, 41; Luke 9:35; Luke 10:22; Luke 22:29, 70 Mark 14:61. John 1:1, 2, 14, 18, 34, 49, 50; John 3:16–18, 34–36; John 5:19–21, 23, 26, 27, 30, 32, 36, 37; John 6:27, 38, 40, 46, 57, 69; John 7:16, 28, 29; John 8:16, 19, 26–29, 38, 40, 42, 49, 54; John 9:35–37; John 10:15, 17, 18, 29, 30, 36–38; John 11:4, 27, 41; John 12:49, 50; John 13:3; John 14:7, 9–11, 13, 16, 20, 24, 28, 31; John 15:1, 8–10, 23, 24; John 16:5, 15, 27, 28, 32; John 17:1 vs. 1–26.; John 19:7; John 20:17, 21, 31; Acts 3:13; Acts 13:33; Rom. 1:3, 4, 9; Rom. 8:3, 29, 32; 1 Cor. 1:9; 1 Cor. 15:24, 27, 28; 2 Cor. 1:3, 19; Gal. 1:16; Gal. 4:4; Eph. 1:3; Eph. 3:14; Col. 1:3, 15, 19; Col. 3:17; 1 Thess. 1:10; Heb. 1:1–3, 5; Heb. 4:14; Heb. 5:5, 8, 10; Heb. 6:6; Heb. 7:3; Heb. 10:29; 1 John 1:7; 1 John 2:22–24; 1 John 3:8, 23; 1 John 4:9, 10, 14; 1 John 5:5, 9, 10, 13, 20; 2 John 3; Rev. 2:18

Son of Man (humanity of): Gen. 3:15; Deut. 18:15–19; Psa. 22:22; Isa. 8:18; Isa. 9:6; Dan. 7:13; Matt. 16:27, 28; Matt. 18:11; Matt. 20:28, 30, 31; Matt. 21:9; Matt. 26:2, 26–28, 36–45 Mark 14:34, 42. Matt. 26:64; Mark 2:28; Mark 9:9, 12; Mark 10:33, 45; Mark 14:21, 62; Luke 2:11–14; Luke 5:24; Luke 17:22, 24; Luke 18:31; Luke 19:10; Luke 21:36; Luke 22:48, 69; John 1:14; John 5:27; John 12:34; John 13:31; Acts 7:56; Acts 17:31; Gal. 4:4; Phil. 2:7, 8; 1 Tim. 2:5; Heb. 2:9, 10, 14–18; Heb. 10:12; 1 John 4:2, 3; 2 John 7; Rev. 1:13; Rev. 14:14). Swanson, J., & Nave, O. (1994). New Nave’s. Oak Harbor: Logos Research Systems.

Also see:

The Divinity of Jesus

Why did Jesus call himself "Son of God" and not "God"?