Verse 1
When Israel went out of Egypt, the house of Jacob from a people of {a} strange language;
(a) Or, barbarous.
Verses 2–3
Judah was his {b} sanctuary, [and] Israel his dominion.
(b) The whole people were witnesses to his holy majesty in adopting them, and of his mighty power in delivering them.
Verses 4–6
The {c} mountains skipped like rams, [and] the little hills like lambs.
(c) Seeing that these dead creatures felt God's power and after a sort saw it, much more his people ought to consider it, and glorify him for the same.
Verse 7
Tremble, thou {d} earth, at the presence of the Lord, at the presence of the God of Jacob;
(d) Ought then his people to be insensible when they see his power and majesty?
Verse 8
Which {e} turned the rock [into] a standing water, the flint into a fountain of waters.
(e) That is, miraculously caused water to come out of the rock in great abundance, Ex 17:6.