GOD'S WORD® Translation
God did this so that we would be encouraged. God cannot lie when he takes an oath or makes a promise. These two things can never be changed. Those of us who have taken refuge in him hold on to the confidence we have been given.

American Standard Version
that by two immutable things, in which it is impossible for God to lie, we may have a strong encouragement, who have fled for refuge to lay hold of the hope set before us:

Berean Study Bible
Thus by two unchangeable things in which it is impossible for God to lie, we who have fled to take hold of the hope set before us may be strongly encouraged.

Douay-Rheims Bible
That by two immutable things, in which it is impossible for God to lie, we may have the strongest comfort, who have fled for refuge to hold fast the hope set before us.

English Revised Version
that by two immutable things, in which it is impossible for God to lie, we may have a strong encouragement, who have fled for refuge to lay hold of the hope set before us;

King James Bible
That by two immutable things, in which it was impossible for God to lie, we might have a strong consolation, who have fled for refuge to lay hold upon the hope set before us:

World English Bible
that by two immutable things, in which it is impossible for God to lie, we may have a strong encouragement, who have fled for refuge to take hold of the hope set before us.

Young's Literal Translation
that through two immutable things, in which it is impossible for God to lie, a strong comfort we may have who did flee for refuge to lay hold on the hope set before us,

Hebrews 6:18 Additional Translations ...