GOD'S WORD® Translation
After saying this, Jesus was deeply troubled. He declared, "I can guarantee this truth: One of you is going to betray me!"

American Standard Version
When Jesus had thus said, he was troubled in the spirit, and testified, and said, Verily, verily, I say unto you, that one of you shall betray me.

Berean Study Bible
After Jesus had said this, He became troubled in spirit and testified, “Truly, truly, I tell you, one of you will betray Me.”

Douay-Rheims Bible
When Jesus had said these things, he was troubled in spirit; and he testified, and said: Amen, amen I say to you, one of you shall betray me.

English Revised Version
When Jesus had thus said, he was troubled in the spirit, and testified, and said, Verily, verily, I say unto you, that one of you shall betray me.

King James Bible
When Jesus had thus said, he was troubled in spirit, and testified, and said, Verily, verily, I say unto you, that one of you shall betray me.

World English Bible
When Jesus had said this, he was troubled in spirit, and testified, "Most certainly I tell you that one of you will betray me."

Young's Literal Translation
These things having said, Jesus was troubled in the spirit, and did testify, and said, 'Verily, verily, I say to you, that one of you will deliver me up;'

John 13:21 Additional Translations ...