2 Corinthians 10:16

16so asεἰςthatτὰbeyondὑπερέκειναyouὑμῶνto preach the gospelεὐαγγελίσασθαι,notοὐκinἐνanother’sἀλλοτρίῳareaκανόνιinεἰςthingsτὰreadyἕτοιμαto boastκαυχήσασθαι.

so as to preach the gospel [in] the [places] beyond you⁺, not to boast in the things ready in another’s area.