PWS

*škb - to lie down (Kogan 2011: 229)

Ebla
si-kà-pù-um - Sum. Ù.DI.DI (VE 1132; Krebernik 1983: 40)
Ugaritic
škb - to lie (DUL 814)
Hebrew
škb - to lie (HALOT 1486)
Syriac
škb - to lie down (LSyr. 775, SL 1555)
Geez
sakaba - to lie (CDG 496)
with cognates in other EthS