Where is "The prayers of David son of Jesse have been ended." found in the Bible?

This verse is found in Psalms, chapter 72, verse 20 of the Young's Literal Translation (YLT) Bible translation.

Psalms 72:20 (YLT) - Bible Verse

The prayers of David son of Jesse have been ended.

And Moses said, I will turn aside now, and see this great sight, why the bush is not burnt.