Contradiction with John 14:6
Jesus states He is the only way to the Father, contrasting with the message that salvation is for those to whom the word is sent in Acts 13:26.
John 14:6: Jesus saith unto him, I am the way, the truth, and the life: no man cometh unto the Father, but by me.
Contradiction with Romans 3:23
All have sinned and fall short, contradicting the idea of selective deliverance in Acts 13:26.
Romans 3:23: For all have sinned, and come short of the glory of God;
Contradiction with 1 Timothy 4:10
God is the Savior of all men, which differs from Acts 13:26's focus on the children of Abraham and others fearing God.
1 Timothy 4:10: For therefore we both labour and suffer reproach, because we trust in the living God, who is the Saviour of all men, specially of those that believe.
Contradiction with Galatians 3:28
There is no distinction in Christ, which seems to oppose the addressed groups in Acts 13:26.
Galatians 3:28: There is neither Jew nor Greek, there is neither bond nor free, there is neither male nor female: for ye are all one in Christ Jesus.