Contradiction with Hebrews 11:29
Acts 7:38 describes Israelites receiving lively oracles, whereas Hebrews 11:29 emphasizes their faith, not the law, as the means of their deliverance.
Hebrews 11:29: By faith they passed through the Red sea as by dry [land]: which the Egyptians assaying to do were drowned.
Contradiction with John 1:17
Acts 7:38 mentions the giving of the law to Moses, while John 1:17 contrasts the law given by Moses with grace and truth through Jesus Christ.
John 1:17: For the law was given by Moses, [but] grace and truth came by Jesus Christ.
Contradiction with Galatians 3:19
Acts 7:38 discusses the law delivered by angels, whereas Galatians 3:19 suggests the law was added because of transgressions and implies temporariness until Christ came.
Galatians 3:19: Wherefore then [serveth] the law? It was added because of transgressions, till the seed should come to whom the promise was made; [and it was] ordained by angels in the hand of a mediator.
Contradiction with Romans 6:14
Acts 7:38 emphasizes the importance of the law, whereas Romans 6:14 states that believers are not under law but under grace.
Romans 6:14: For sin shall not have dominion over you: for ye are not under the law, but under grace.
Contradiction with Colossians 2:14
Acts 7:38 presents the law as lively oracles, while Colossians 2:14 speaks of the law's ordinances being blotted out and taken out of the way by Christ.
Colossians 2:14: Blotting out the handwriting of ordinances that was against us, which was contrary to us, and took it out of the way, nailing it to his cross;