New King James Version
But this He said to test him, for He Himself knew what He would do.

King James Bible
And this he said to prove him: for he himself knew what he would do.

American Standard Version
And this he said to prove him: for he himself knew what he would do.

Berean Study Bible
But He was asking this to test him, for He knew what He was about to do.

Douay-Rheims Bible
And this he said to try him; for he himself knew what he would do.

English Revised Version
And this he said to prove him: for he himself knew what he would do.

World English Bible
This he said to test him, for he himself knew what he would do.

Young's Literal Translation
and this he said, trying him, for he himself had known what he was about to do.

John 6:6 Additional Translations ...