From Psalm 51:
12 Restore to me the joy of your salvation, and uphold me with a willing spirit.
From Psalm 52:
8 But I am like a green olive tree in the house of God. I trust in the steadfast love of God forever and ever.
9 I will thank you forever, because you have done it. I will wait for your name, for it is good, in the presence of the godly.