4 occurrences in 4 dictionaries
Reference: Masrekah
Easton
Fausets
("vineyard".) The Edomite king Samlah's country (Ge 36:36), where the excellent "vine", soreq, abounded. Burckhardt found extensive vineyards in the region of the Idumean mountains N. of Petra along the hadj route, made by the Refaya tribe for supplying Gaza and the Mecca pilgrims.
Hastings
Mentioned as the home of an Edomite king, Samlah (Ge 36:36 = 1Ch 1:47). The locality has not been identified.