The same as retseph; Retseph, a place in Assyrian -- Rezeph.
see HEBREW retseph
H7530. Retseph
רֶ֫צֶף proper name, of a location conquered by Assyr. (Assyrian Raƒappa, COT2 Kings 19:12 SchrKGF 167 DlPa 297; probably = Ρ̓ησάφα Ptolsee 18); — 19:12 = Isaiah 37:12, Ραφε(ι)ς, Ραφεθ; modern Ruƒâfa, between Palmyra and the Euphrates Dll.c. PetersNippur i. 105.