Where is "so, then, comfort ye one another in these words." found in the Bible?

This verse is found in 1 Thessalonians, chapter 4, verse 18 of the Young's Literal Translation (YLT) Bible translation.

1 Thessalonians 4:18 (YLT) - Bible Verse

so, then, comfort ye one another in these words.

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