Luke 19:22

He said to him, 'On the ground of what you say I will sentence you, you wicked slave! You knew that I was a stern man, that I picked up what I did not put down, and reaped what I did not sow.

Matthew 12:37

for it is by your words that you will be acquitted and by your words that you will be condemned."

Matthew 26:65

Then the high priest tore his clothes, and said, "He has uttered blasphemy, What more evidence do we need? You have just heard His blasphemy.

Treasury of Scripture Knowledge

Summary

Thine own mouth condemneth thee, and not I: yea, thine own lips testify against thee.

Bible References

Own mouth

Matthew 12:37
for it is by your words that you will be acquitted and by your words that you will be condemned."
Matthew 26:65
Then the high priest tore his clothes, and said, "He has uttered blasphemy, What more evidence do we need? You have just heard His blasphemy.
Luke 19:22
He said to him, 'On the ground of what you say I will sentence you, you wicked slave! You knew that I was a stern man, that I picked up what I did not put down, and reaped what I did not sow.