Matthew Poole and continuators on Jeremiah 9:14

14 But have walked after the imagination of their own heart, and after Baalim, which their fathers taught them.

Or stubborness and obstinacy, see chap. 7.24.

See chap. 2.23. the Prophet doth not charge them with new crimes but with their tenacious sticking to their Idolatry.

See chap 7.18. it seems they may, partly thank their education for it, as well as their now natural perversness, hence we should learn to follow Gods Counsel in the Scriptures and not blindly follow our Fathers Counsel, Precepts, or Examples, or our own will▪ which is the worst Guide.

Marginal references: Or, stubbornness.