До галатів 1:9

said before--when we were visiting you (so "before" means, Co2 13:2). Compare Gal 5:2-3, Gal 1:21. Translate, "If any man preacheth unto you any gospel BESIDE that which," &c. Observe the indicative, not the subjunctive or conditional mood, is used, "preacheth," literally, "furnisheth you with any gospel." The fact is assumed, not merely supposed as a contingency, as in Gal 1:8, "preach," or "should preach." This implies that he had already observed (namely, during his last visit) the machinations of the Judaizing teachers: but his surprise (Gal 1:6) now at the Galatians being misled by them, implies that they had not apparently been so then. As in Gal 1:8 he had said, "which we preached," so here, with an augmentation of the force, "which ye received"; acknowledging that they had truly accepted it. accursed--The opposite appears in Gal 6:16.

In this chapter, after the preface or introduction (Gal 1:1-5), the apostle severely reproves these churches for their defection from the faith (Gal 1:6-9), and then proves his own apostleship, which his enemies had brought them to question, I. From his end and design in preaching the gospel (Gal 1:10). II. From his having received it by immediate revelation (Gal 1:11, Gal 1:12). For the proof of which he acquaints them, 1. What his former conversation was (Gal 1:13, Gal 1:14). 2. How he was converted, and called to the apostleship (Gal 1:15, Gal 1:16). 3. How he behaved himself afterwards (Gal 1:16 to the end).

1:9 The Good News . . . you welcomed was precisely the message Paul had preached to them (1:8; cp. 2 Thes 2:15).