For they believ'd not God, nor trust in his salvation had;
Because they believed not in God, And trusted not in his salvation:
Because in God they believed not [they relied not on Him, they adhered not to Him], and they trusted not in His salvation (His power to save).
Because they believed not in God, And trusted not in his salvation.
because they had no faith in God, because they didn’t trust his saving power.
Yea, they despis'd the pleasant land, believed not his word: