Luke 24:46, 47

46 Then He said to them, "Thus it is written, and thus it was necessary for the Christ to suffer and to rise from the dead the third day, 47 "and that repentance and remission of sins should be preached in His name to all nations, beginning at Jerusalem.

Acts 3:19

19 "Repent therefore and be converted, that your sins may be blotted out, so that times of refreshing may come from the presence of the Lord,

Acts 2:38

Then Peter said to them, "Repent, and let every one of you be baptized in the name of Jesus Christ for the remission of sins; and you shall receive the gift of the Holy Spirit.