Acts 13:24

John having first preached, before his coming, a baptism of reformation to all the people of Israel;

Acts 1:22

beginning from the baptism of John, unto the day in which he was received up from us, one of these to become with us a witness of his rising again.'

Matthew 3:1-11

And in those days cometh John the Baptist, proclaiming in the wilderness of Judea,

Mark 1:2-8

As it hath been written in the prophets, 'Lo, I send My messenger before thy face, who shall prepare thy way before thee,' --

Luke 1:76

And thou, child, Prophet of the Highest Shalt thou be called; For thou shalt go before the face of the Lord, To prepare His ways.

Luke 3:2-20

Annas and Caiaphas being chief priests -- there came a word of God unto John the son of Zacharias, in the wilderness,

John 1:6-8

There came a man -- having been sent from God -- whose name is John,

John 1:15-18

John doth testify concerning him, and hath cried, saying, 'This was he of whom I said, He who after me is coming, hath come before me, for he was before me;'

John 3:25-36

there arose then a question from the disciples of John with some Jews about purifying,

John 5:33-36

ye have sent unto John, and he hath testified to the truth.

Acts 10:37

ye -- ye have known; -- the word that came throughout all Judea, having begun from Galilee, after the baptism that John preached;

Acts 19:3-4

and he said unto them, 'To what, then, were ye baptized?' and they said, 'To John's baptism.'

Treasury of Scripture Knowledge

Summary

When John had first preached before his coming the baptism of repentance to all the people of Israel.

Bible References

General references

Acts 1:22
beginning from the baptism of John, unto the day in which he was received up from us, one of these to become with us a witness of his rising again.'
Acts 10:37
ye -- ye have known; -- the word that came throughout all Judea, having begun from Galilee, after the baptism that John preached;
Acts 19:3
and he said unto them, 'To what, then, were ye baptized?' and they said, 'To John's baptism.'
Matthew 3:1
And in those days cometh John the Baptist, proclaiming in the wilderness of Judea,
Mark 1:2
As it hath been written in the prophets, 'Lo, I send My messenger before thy face, who shall prepare thy way before thee,' --
Luke 1:76
And thou, child, Prophet of the Highest Shalt thou be called; For thou shalt go before the face of the Lord, To prepare His ways.
Luke 3:2
Annas and Caiaphas being chief priests -- there came a word of God unto John the son of Zacharias, in the wilderness,
John 1:6
There came a man -- having been sent from God -- whose name is John,
John 3:25
there arose then a question from the disciples of John with some Jews about purifying,
John 5:33
ye have sent unto John, and he hath testified to the truth.