Kogan 2015: “It is uncertain to what extent *ŝahr- was synonymous to *war(i)ḫ- in PS: could the former designate specifically the “new moon,” “crescent”?”
Akkadian
šērtu - (a characteristic such as brilliance)
(CAD Š₂ 327)
Hebrew
ŝahărōnīm - little moons (as amulets or jewelry)
(HALOT 1311)