Galatians 2:4-6

ISV(i) 4 However, false brothers were secretly brought in. They slipped in to spy on the freedom we have in the Messiah Jesus so that they might enslave us. 5 But we did not give in to them for a moment, so that the truth of the gospel might always remain with you.
6 Now those who were reputed to be important added nothing to my message. (What sort of people they were makes no difference to me, since God pays no attention to outward appearances.)