A watering hole in the Tekoa wilderness. It might be modern-day Bir Selhub south of Engedi.
Jonathan and Simon Maccabeus camped at Asphar when fleeing from the Syrians under General Bacchides (1 Maccabees 9:33).
Asphar
From Tyndale Bible Dictionary, adapted by Mission Mutual. CC BY-SA 4.0.