The same as cela'; Sela, the rock-city of Idumaea -- rock, Sela(-h).
see HEBREW cela'
H5554. Sela
II. סֶ֫לַע proper name, of a location in Edom, ׳מֵהַהַסּ Judges 1:36 (strike out מֵ, compare GFM); ׳הַסּ captured in war 2 Kings 14:7 (and called יָקְתְאֵל); ׳מִסּ Isaiah 16:1; site dubious; old identification with Petra denied, plausibly, by BuhlEdom GFMJu, 36 (who thinks of an actual cliff), but held Benz2 Kings 14:7 BdPal (1898), 206; ᵐ5 (ἡ)πέτρα.