Some soldiers on duty also asked him, “And what must we do [i.e., to demonstrate our repentance]?” And he answered them, “Do not force people to give you money or accuse them falsely, and be content with your pay.”
Demonstrate by your lives that you have [really] repented, and quit saying to yourselves, ‘We claim Abraham as our forefather,’ because I tell you, God is able to make Abraham’s children out of these stones.
Now when the people heard this message [of Peter and the other apostles, See verse 14], they were convicted [of its truth] in their hearts and said to Peter and the other apostles, “Brothers, what shall we do [about our condemned condition]?”
And Peter replied, “Every one of you must repent [i.e., change your hearts and lives] and be immersed in the name of Jesus Christ [i.e., by His authority] so that your sins will be forgiven [by God] and then you will receive the gift of the Holy Spirit [to live in your hearts].