New International Version
"The son said to him, 'Father, I have sinned against heaven and against you. I am no longer worthy to be called your son.'

American Standard Version
And the son said unto him, Father, I have sinned against heaven, and in thy sight: I am no more worthy to be called thy son.

Berean Study Bible
The son declared, ‘Father, I have sinned against heaven and against you. I am no longer worthy to be called your son.’

Douay-Rheims Bible
And the son said to him: Father, I have sinned against heaven, and before thee, I am not now worthy to be called thy son.

English Revised Version
And the son said unto him, Father, I have sinned against heaven, and in thy sight: I am no more worthy to be called thy son.

King James Bible
And the son said unto him, Father, I have sinned against heaven, and in thy sight, and am no more worthy to be called thy son.

World English Bible
The son said to him, 'Father, I have sinned against heaven, and in your sight. I am no longer worthy to be called your son.'

Young's Literal Translation
and the son said to him, Father, I did sin -- to the heaven, and before thee, and no more am I worthy to be called thy son.

Luke 15:21 Additional Translations ...