Baca — A dry valley in the way to Jerusalem, here put for all places of like nature. Make a well — They dig divers little pits or wells in it for their relief. The rain — God recompenses their diligence with his blessing, sending rain wherewith they may be filled.
Related Commentaries of Psalms 84:6
Psalms 84:6
6 Who passing through the valley of Bacaa make it a well; the rain also filleth the pools.