Acts 2:37-41 - The Response To Peter's Sermon
37 And hearing, they were cut to the heart, and said to Peter and the other apostles, Men, brethren, what must we do?
38 And Peter said to them, Repent, and each one of you be baptized in the name of Jesus Christ unto the remission of your sins, and you shall receive the gift of the Holy Spirit. 39 For the promise is unto you, and to your children, and to all who are afar off, so many as the Lord our God may call. 40 And with many other words did he testify and exhort them, saying, Be saved from this wicked generation.
41 Then indeed having received his word they were baptized, and on that day about three thousand souls were added unto them;