Matthew 26:73

And after a while came to him they that stood by, and said to Peter, Surely thou also art one of them; for thy speech betrayeth thee.

Judges 12:6

Then said they to him, Say now Shibboleth: and he said Sibboleth: for he could not frame to pronounce it right. Then they took him, and slew him at the passages of Jordan. And there fell at that time of the Ephraimites forty and two thousand.

Nehemiah 13:24

And their children spoke half in the speech of Ashdod, and could not speak in the Jews language, but according to the language of each people.

Luke 22:59-60

And about the space of one hour after, another confidently affirmed, saying, In truth this man also was with him; for he is a Galilean.

John 18:26-27

One of the servants of the high priest (being the kinsman of him whose ear Peter cut off) saith, Did not I see thee in the garden with him?

Treasury of Scripture Knowledge

Summary

And after a while came unto him they that stood by, and said to Peter, Surely thou also art one of them; for thy speech bewrayeth thee.

General references

Bible References

Surely

Luke 22:59
And about the space of one hour after, another confidently affirmed, saying, In truth this man also was with him; for he is a Galilean.
John 18:26
One of the servants of the high priest (being the kinsman of him whose ear Peter cut off) saith, Did not I see thee in the garden with him?

For

Judges 12:6
Then said they to him, Say now Shibboleth: and he said Sibboleth: for he could not frame to pronounce it right. Then they took him, and slew him at the passages of Jordan. And there fell at that time of the Ephraimites forty and two thousand.
Nehemiah 13:24
And their children spoke half in the speech of Ashdod, and could not speak in the Jews language, but according to the language of each people.

General references

Proverbs 25:26
A righteous man falling down before the wicked is as a turbid fountain, and a corrupt spring.