3 John 1:7 KJV

Because that for his name’s sake they went forth, taking nothing of the Gentiles.
3 John 1:7, King James Version

In context

6 Which have borne witness of thy charity before the church: whom if thou bring forward on their journey after a godly sort, thou shalt do well:

7 Because that for his name’s sake they went forth, taking nothing of the Gentiles.

8 We therefore ought to receive such, that we might be fellowhelpers to the truth.