American Standard Version
Then began he to curse and to swear, I know not the man. And straightway the cock crew.

Amplified® Bible
Then Peter began to invoke a curse on himself and to swear, I do not even know the Man! And at that moment a rooster crowed.

Contemporary English Version
Peter began to curse and swear, "I don't know that man!" Right then a rooster crowed,

Darby English Version
Then he began to curse and to swear, I know not the man. And immediately [the] cock crew.

Good News Bible
Then Peter said, "I swear that I am telling the truth! May God punish me if I am not! I do not know that man!" Just then a rooster crowed,

International Standard Version
Then he began to invoke a divine curse and to swear with an oath, "I don't know the man!" Just then a rooster crowed.

King James Version
Then began he to curse and to swear, saying, I know not the man. And immediately the cock crew.

New American Standard Bible
Then he began to curse and swear, "I do not know the man! And immediately a rooster crowed."

New International Version
Then he began to call down curses on himself and he swore to them, "I don't know the man!" Immediately a rooster crowed.

New King James Version
Then he began to curse and swear, saying, “I do not know the Man!” Immediately a rooster crowed.

N.A.S.B. in E-Prime
Then he began to curse and swear, "I do not know the man!" And immediately a rooster crowed.

Revised Standard Version
Then he began to invoke a curse on himself and to swear, "I do not know the man." And immediately the cock crowed.

Young's Literal Translation
Then began he to anathematise, and to swear -- `I have not known the man;' and immediately did a cock crow,

New English Translation
At that he began to curse, and he swore with an oath, “I do not know the man!” At that moment a rooster crowed.¹