Contradiction with Exodus 33:20
Contradicts as it says no one can see God and live, whereas in 1 Samuel 16:3, God directs Samuel.
Exodus 33:20: And he said, Thou canst not see my face: for there shall no man see me, and live.
Contradiction with John 1:18
States that no one has seen God at any time, contrasting with God's direct interaction in 1 Samuel 16:3.
John 1:18: No man hath seen God at any time; the only begotten Son, which is in the bosom of the Father, he hath declared [him].
Contradiction with Numbers 23:19
Emphasizes that God is not a man and does not change His mind, differing from the direct decision conveyed in 1 Samuel 16:3.
Numbers 23:19: God [is] not a man, that he should lie; neither the son of man, that he should repent: hath he said, and shall he not do [it]? or hath he spoken, and shall he not make it good?
Contradiction with Acts 17:24-25
States that God does not dwell in temples made with hands, whereas 1 Samuel 16:3 assumes God's instructions through earthly means.
Acts 17:24-25: God that made the world and all things therein, seeing that he is Lord of heaven and earth, dwelleth not in temples made with hands;
Contradiction with Hebrews 1:1-2
Highlights God speaking through His Son in the last days rather than direct dialogue like in 1 Samuel 16:3.
Hebrews 1:1-2: God, who at sundry times and in divers manners spake in time past unto the fathers by the prophets,