Charles Spurgeon Commentary Jeremiah 32:39-40

"and I will give them one heart and one way, that they may fear me for ever, for the good of them, and of their children after them: and I will make an everlasting covenant with them, that I will not turn away from following them, to do them good; and I will put my fear in their hearts, that they may not depart from me." — Jeremiah 32:39-40 (ASV)

And I will give them one heart, and one way, that they may fear me for ever, for the good of them, and of their children after them: And I will make an everlasting covenant with them, that I will not turn away from them, to do them good; but I will put my fear in their hearts, that they shall not depart from me.

Here is a promise of double bliss. The Lord will not turn from his people, and they shall not turn from him. What more could God do than he here promises? It looks like a trial of strength between sin and grace. Sin was like a mountain; but the Lord's love was like the flood, which prevailed till even the mountains were covered.

And I will give them one heart, and one way, that they may fear me for ever, for the good of them, and of their children after them: And I will make an everlasting covenant with them,

With them – with these very people who had provoked him, and served Molech, and bowed before idol gods, and put the Lord to shame, and angered him.