a witness.

John 1:19, 26, 27, 32-34, 36
And this was John's testimony when the Jews of Jerusalem sent priests and Levites to ask him, "Who are you?" . . .

John 3:26-36
So John's disciples came to him and said, "Look, Rabbi, the One who was with you beyond the Jordan, the One you testified about--He is baptizing, and everyone is going to Him." . . .

John 5:33-35
You have sent to John and he has testified to the truth. . . .

Acts 19:4
Paul explained: "John's baptism was a baptism of repentance. He told the people to believe in the One coming after him, that is, in Jesus."

that.

John 1:9
The true Light who gives light to every man was coming into the world.

John 3:26
So John's disciples came to him and said, "Look, Rabbi, the One who was with you beyond the Jordan, the One you testified about--He is baptizing, and everyone is going to Him."

Ephesians 3:9
and to illuminate for everyone the stewardship of this mystery, which for ages past was hidden in God, who created all things.

1 Timothy 2:4
who desires all men to be saved and to come to the knowledge of the truth.

Titus 2:11
For the grace of God has appeared, bringing salvation to all men.

2 Peter 3:9
The Lord is not slow to fulfill His promise as some understand slowness, but is patient with you, not wanting anyone to perish but everyone to come to repentance.