Jeremiah
Jeremiah 31:32ESV·traditional attribution

not like the covenant that I made with their fathers on the day when I took them by the hand to bring them out of the land of Egypt, my covenant that they broke, though I was their husband, declares the LORD.

John Calvin Reformed @genevareformer

He says that the covenant which he will make will not be such as he had made with their fathers Here he clearly distinguishes the new covenant from the Law. The contrast ought to be borne in mind; for no one of the Jews thought it possible that God would add anything better to the Law.

Matthew Henry Presbyterian @wholebiblehenry

The prophet, having found his sleep sweet, made so by the revelations of divine grace, sets himself to sleep again, in hopes of further discoveries, and is not disappointed; for it is here further promised, I. That the people of God shall become both numerous and prosperous. Israel and Judah shall be replenished both with men and cattle, as if they were sown with the seed of both, Jer 31:27.

Commenting on Jeremiah 31:27-34

John Gill Reformed Baptist @doctorgill

Not according to the covenant that I made with their fathers,.... Meaning not Abraham, Isaac, and Jacob; but the ancestors of the Jews that came out of Egypt, as appears by what follows. This was the covenant made at Sinai, which is here referred to; but the above covenant was not according to that; for, though it was not properly a covenant of works, but...