This Bible contradiction is from the Skeptic's Annotated Bible.

Verses

My God, my God, why hast thou forsaken me?

Matthew 27:46 View context

And about the ninth hour Jesus cried with a loud voice, saying, Eli, Eli, lama sabachthani? that is to say, My God, my God, why hast thou forsaken me?

Father, into thy hands I commend my spirit.

Luke 23:46 View context

And when Jesus had cried with a loud voice, he said, Father, into thy hands I commend my spirit: and having said thus, he gave up the ghost.

It is finished.

John 19:30 View context

When Jesus therefore had received the vinegar, he said, It is finished: and he bowed his head, and gave up the ghost.