NET
18 so that we who have found refuge in him may find strong encouragement to hold fast to the hope set before us through two unchangeable things, since it is impossible for God to lie.
Darby
18 that by two unchangeable things, in which [it was] impossible that God should lie, we might have a strong encouragement, who have fled for refuge to lay hold on the hope set before us,
KJV
18 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: