John 1:31

And, I, knew him not, but, that he might be manifested unto Israel, therefore, came, I, in water, immersing.

Luke 1:17

And, he, shall go before him, in the spirit and power of Elijah, - To turn the hearts of fathers unto children, and the unyielding, into the prudence of the righteous, and to prepare, for the Lord, a people made ready.

Isaiah 40:3-5

A voice of one crying! - In the desert, prepare ye the way of Yahweh, - Make smooth in the waste plain a highway for our God:

Malachi 3:1

Behold me! sending my messenger, who will prepare a way before me, - and, suddenly, shall come to his temple The Lord whom ye are seeking, even the messenger of the covenant in whom ye are delighting, Lo! he cometh! saith Yahweh of hosts.

Malachi 4:2-5

So shall the sun of righteousness, arise to you who revere my Name, with healing in his wings, - and ye shall come forth and leap for joy like calves let loose from the stall;

Matthew 3:6

and were being immersed in the Jordan river, by him, openly confessing their sins.

Mark 1:3-5

A voice of one crying aloud - In the wilderness, prepare ye the way of the Lord, straight, be making his paths.

Luke 1:76-80

And, even thou, child, prophet of the Most High, shalt be called, - for thou shall march on before the Lord, to prepare his ways,

Luke 2:39-42

And, when they had finished all things that were according to the law of the Lord, they returned into Galilee, into their own city, Nazareth.

Luke 3:3-4

and he came into all the country about the Jordan, proclaiming an immersion of repentance into remission of sins:

John 1:7

The same, came, for a witness, That he might bear witness, concerning the light, that, all, might believe, through him.

John 1:33

And, I, knew him not, - but, he that sent me to immerse in water, he, unto me, said - Upon whomsoever thou shalt see the Spirit descending and abiding upon him, the same, is he that immerseth in Holy Spirit.

Acts 19:4

Then said Paul - John, immersed with an immersion of repentance, unto the people, saying, that, on him who was coming after him, they should believe, - that is, on Jesus.

Treasury of Scripture Knowledge

Summary

And I knew him not: but that he should be made manifest to Israel, therefore am I come baptizing with water.

Bible References

I knew

John 1:33
And, I, knew him not, - but, he that sent me to immerse in water, he, unto me, said - Upon whomsoever thou shalt see the Spirit descending and abiding upon him, the same, is he that immerseth in Holy Spirit.
Luke 1:80
And, the child, went on growing, and being strengthened in spirit, and was in the deserts, until the day he was pointed out unto Israel.
Luke 2:39
And, when they had finished all things that were according to the law of the Lord, they returned into Galilee, into their own city, Nazareth.

But

John 1:7
The same, came, for a witness, That he might bear witness, concerning the light, that, all, might believe, through him.
Isaiah 40:3
A voice of one crying! - In the desert, prepare ye the way of Yahweh, - Make smooth in the waste plain a highway for our God:
Malachi 3:1
Behold me! sending my messenger, who will prepare a way before me, - and, suddenly, shall come to his temple The Lord whom ye are seeking, even the messenger of the covenant in whom ye are delighting, Lo! he cometh! saith Yahweh of hosts.
Malachi 4:2
So shall the sun of righteousness, arise to you who revere my Name, with healing in his wings, - and ye shall come forth and leap for joy like calves let loose from the stall;
Luke 1:17
And, he, shall go before him, in the spirit and power of Elijah, - To turn the hearts of fathers unto children, and the unyielding, into the prudence of the righteous, and to prepare, for the Lord, a people made ready.

Therefore

Matthew 3:6
and were being immersed in the Jordan river, by him, openly confessing their sins.
Mark 1:3
A voice of one crying aloud - In the wilderness, prepare ye the way of the Lord, straight, be making his paths.
Luke 3:3
and he came into all the country about the Jordan, proclaiming an immersion of repentance into remission of sins:
Acts 19:4
Then said Paul - John, immersed with an immersion of repentance, unto the people, saying, that, on him who was coming after him, they should believe, - that is, on Jesus.