Listen to Jephtha, HWV 70: Act II Scene 1: Air: Up the dreadful steep ascending (Hamor) online. Jephtha, HWV 70: Act II Scene 1: Air: Up the dreadful steep ascending (Hamor) is an English language song and is sung by James Gilchrist. Jephtha, HWV 70: Act II Scene 1: Air: Up the dreadful steep ascending (Hamor), from the album Handel: Jephtha, was released in the year 2011. The duration of the song is 4:56. Download English songs online from JioSaavn.