Neither will I make the feet (foot) of Israel move (wander) ... — Comp. the promise in 2 Samuel 7:10. The reference is to the migration to Egypt; and the thought is that the permanent possession of the Promised Land depends on the permanent adherence of the nation to Jehovah only.
Only if. — If only.
According to all. — Chronicles rightly has simply (to do) all; and so LXX., Syriac, Vulg., Arabic here.
And according to all the law. — Omit and, with Chronicles and the Vatican LXX.