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1. The creation of man in God’s image. “Let us make man in our image.” (plural) Gen. 1:26
2. The expulsion from Eden. “The man has become like one of us.” (plural) Gen. 3:22
3. The confusion at Babel. “Let us go down and confuse their language.” (plural) Gen. 11:7
4. The usage of the Hebrew word echad, meaning “one,” but suggesting more than one person Gen. 2:24; Deut. 6:4
5. The teachings of King Agur, which suggests a son of God Prov. 30:4
6. The plural forms used to refer to God Eccles. 12:1; Isa. 54:5
7. The divine conversations in Isaiah, using a plural for of divine pronoun Isa. 6:8; 48:16; 63:9–10
8. The divine conversations in the Psalms, which also use plurals Psa. 2:1–9; 45:6–8; 110:1–5
9. The baptism of Christ, wherein the the Father, Son, and Spirit were all present Matt. 3:16–17
10. The teachings of Jesus about the Father and Spirit John 14:16
11. The baptismal formula Matt. 28:19–20
12. The apostolic benediction 2 Cor. 13:14
13. No member of the Trinity is subordinate to another member Matt. 28:19
14. All three members possess the same essence – co-equal, co-infinite, co-eternal Psa. 110:1; John 10:30
15. “The Lord God (Father) has sent Me and His Spirit” Isa. 48:16
16. The Father conceived the divine plan, the Son accomplished it, the Spirit restored the plan after Satans fall John 1:1-3; Col. 1:16; Heb. 1:2; Gen. 1:2
17. The three members of the Trinity hold meetings Gen. 3:22, 11:7; Isa. 6:8