A primitive root; properly, to puncture (compare sered), i.e. (figuratively through the idea of slipping out) to escape or survive -- remain.
see HEBREW sered
H8277. sarad
I. [שָׂרַד] verb escape (Arabic take fright, shy (of camel or horse), run away; Aramaic be terrified, survivor); —
Qal Perfect3plural שָֽׂרְדוּ Joshua 10:20 (J E; with מִן person), Benn strike out as dittograph