8:1 With regard to food sacrificed to idols, we know that “we all have knowledge.” 1 Knowledge puffs up, but love builds up.
8:4 With regard then to eating food sacrificed to idols, we know that “an idol in this world is nothing,” and that “there is no God but one.” 2
1 sn “We all have knowledge.” Here and in v. 4 Paul cites certain slogans the Corinthians apparently used to justify their behavior (cf. 6:12-13; 7:1; 10:23). Paul agrees with the slogans in part, but corrects them to show how the Corinthians have misused these ideas.
2 sn “An idol in this world is nothing” and “There is no God but one.” Here and in v. 1 Paul cites certain slogans the Corinthians apparently used to justify their behavior (cf. 6:12-13; 7:1; 10:23). Paul agrees with the slogans in part, but corrects them to show how the Corinthians have misused these ideas.
3 tn Or “built up”; This is the same word used in v. 1b. It is used ironically here: The weak person is “built up” to commit what he regards as sin.