Numbers 21:14-17

14 Therefore it is said in the book of the Wars of Yahweh,  Vaheb in Suphah,  The valleys of the Arnon,

15 The slope of the valleys  That inclines toward the dwelling of Ar,  Leans on the border of Moab.

16 From there they traveled to Beer: that is the well whereof Yahweh said to Moses, Gather the people together, and I will give them water.

17 Then sang Israel this song:  Spring up, well; sing you to it: