NET
7 For this I was appointed a preacher and apostle—I am telling the truth; I am not lying—and a teacher of the Gentiles in faith and truth.
Darby
7 to which *I* have been appointed a herald and apostle, (I speak [the] truth, I do not lie,) a teacher of [the] nations in faith and truth.
KJV
7 Whereunto I am ordained a preacher, and an apostle, (I speak the truth in Christ, [and] lie not;) a teacher of the Gentiles in faith and verity.