Where is "The Elder to Gaius the beloved, whom I love in truth!" found in the Bible?

This verse is found in 3 John, chapter 1, verse 1 of the Young's Literal Translation (YLT) Bible translation.

3 John 1:1 (YLT) - Bible Verse

The Elder to Gaius the beloved, whom I love in truth!

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