Commentaries
2:1-8 Those who begin well, but do not persevere, will justly be upbraided with their hopeful and promising beginnings. Those who desert religion, commonly oppose it more than those who never knew it. For this they could have no excuse. God's spiritual Israel must own their obligations to him for safe conduct through the wilderness of this world, so dangerous to the soul. Alas, that many, who once appeared devoted to the Lord, so live that their professions aggravate their crimes! Let us be careful that we do not lose in zeal and fervency, as we gain knowledge.
7. plentiful—literally, "a land of Carmel," or "well-cultivated land": a garden land, in contrast to the "land of deserts" (Jer 2:6).
defiled—by idolatries (Jud 2:10-17; Ps 78:58, 59; 106:38).
you … ye—change to the second person from the third, "they" (Jer 2:6), in order to bring home the guilt to the living generation.