BDB2215
[מַהְפֵּכָה] noun feminine overthrow — always construct מַהְפֵּכַת; & always of overthrow of Sodom, Gomorrah etc., except Isa 1:7 זָרִים ׳ מ, where read סְדֹם (Ew Che RSProph. 345 Di and others; also LagSemitic i. 3); yet even so probably gloss, compare StuJPTh 1877, 714; סְדֹם ׳ מ Deut 29:22; Jer 49:18 and with force of verbal noun, governing accusative, אלהים אתסֿדם ׳ מ Isa 13:19; Jer 50:40; Amos 4:11. compare also הָפַךְ 1.b., הֲפֵכָה.