New Living Translation
“But why can’t I come now, Lord?” he asked. “I’m ready to die for you.”

American Standard Version
Peter saith unto him, Lord, why cannot I follow thee even now? I will lay down my life for thee.

Berean Study Bible
“Lord,” said Peter, “why can’t I follow You now? I will lay down my life for You.”

Douay-Rheims Bible
Peter saith to him: Why cannot I follow thee now? I will lay down my life for thee.

English Revised Version
Peter saith unto him, Lord, why cannot I follow thee even now? I will lay down my life for thee.

King James Bible
Peter said unto him, Lord, why cannot I follow thee now? I will lay down my life for thy sake.

World English Bible
Peter said to him, "Lord, why can't I follow you now? I will lay down my life for you."

Young's Literal Translation
Peter saith to him, 'Sir, wherefore am I not able to follow thee now? my life for thee I will lay down;'

John 13:37 Additional Translations ...