A primitive root; to rush; by implication, to desolate -- be desolate, (make a) rush(-ing), (lay) waste.
H7582. shaah
I. [שָׁאָה] verb make a din or crash, crash into ruins (perhaps akin to שׁוֺאָה (√ שׁוא) storm, devastation; >Aramaic be deserted, שַׁהֲוָתָא שַׁהֲוָוא, desert); —
Qal Perfect3plural שָׁאוּ Isaiah 6:11 until cities have crashed into ruins; + perhaps Nahum 1:5 (p. 671a).
Niph`al Imperfect3feminine singular שְׁמָמָה תִּשָּׁאֶה Isaiah 6:11, usually, and the ground be ruined into a desolation, but ᵐ5 Lo Du Marti תִּשָּׁאֵר be left a desolation; 3 masculine plural יִשָּׁא֑וּן 17:12 they are in uproar (of nations, "" יֶהֱמָיוּן), 17:13 (but strike out as doublet Du CheHpt Marti).
Hiph`il Infinitive construct לְהַשְׁאוֺת Isaiah 37:26, = לַהְשׁוֺת 2 Kings 19:25 (Ges§ 23f Köi. 570, who follow van d. H. in giving לְהַשְׁאוֺת as Qr, but see Baer Gi), to cause ... cities to crash into ruined heaps.