en_obs-tn/content/43/07.md

Peter continues preaching to the crowd.

This fulfills the prophecy which says

Another way to translate this would be, "This caused to come true what one of the prophets said long ago."

You will not let your

"You" and "your" refer to God the Father. To make that clear, this could be translated as, "You, God, will not let your." Some languages may have a special way of addressing someone, such as, "You, O God."

rot in the grave

That is, "decay in the tomb" or, "decompose in the grave." This refers to the fact that Jesus did not remain in the tomb very long and is another way of saying that he did not stay dead, but rather came back to life again.

raised Jesus to life again

That is, "made Jesus alive again."