Semitic Etymological Database
Probably related to PWS *paraš- ‘horse’, see SED II No. 182.
In view of farḫ ‘bastard’ in the Arabic dialect of Hadramaut (Landberg 1901:673) - likely an Arabic loanword, along with Meh. farḫ , Jib. fɛrḫ
Almost certainly connected to *parḫ- - chick, brood, young of a bird