פֶשַׁע pesha' rebellion or transgression of law, rules or custom. The word is frequent in the prophets, in Amos it recurs strikingly in the series of "oracles against the nations" in 1:3-2:16 (1:3, 6, 9, 11, 13: 2:1, 4, 6) as well as at 3:14; 4:4 & 5:12.