Titus 1:2

in hope of life eternal, which God, who cannot lie, hath promised before time had a being;

Hebrews 6:18

that by two immutable things, in which it was impossible for God to lie, we might have strong consolation, who have fled for refuge to lay hold on the hope set before us;

Treasury of Scripture Knowledge

Summary

And now, LORD, thou art God, and hast promised this goodness unto thy servant:

Thou art god

Bible References

Thou art god

Titus 1:2
in hope of life eternal, which God, who cannot lie, hath promised before time had a being;
Hebrews 6:18
that by two immutable things, in which it was impossible for God to lie, we might have strong consolation, who have fled for refuge to lay hold on the hope set before us;