Hosea
Hosea 12:11BSB·traditional attribution

Is there iniquity in Gilead? They will surely come to nothing. Do they sacrifice bulls in Gilgal? Indeed, their altars will be heaps of stones in the furrows of the field.

John Calvin Reformed @genevareformer

It is an ironical question, when the Prophet says, Is there iniquity in Gilead? and he laughs to scorn their madness who delighted themselves in vices so gross, when their worship was wholly spurious and degenerated. When they knew that they were perfidious towards God, and followed a worship alienated from his law, they yet were so perverse, that they proudly refused all admonitions.

Matthew Henry Presbyterian @wholebiblehenry

Here are intermixed, in these verses, I. Reproofs for sin. When God is coming forth to contend with a people, that he may demonstrate his own righteousness, he will demonstrate their unrighteousness. Ephraim was called to turn to his God and keep judgment (Hos 12:6); now, to show that he had need of that call, he is charged with turning from his God by idolatry...

Commenting on Hosea 12:7-14

John Gill Reformed Baptist @doctorgill

Is there iniquity in Gilead?.... Idolatry there? strange that there should be, seeing it was a city of the priests; a city of refuge; or there is none there, say the priests, who pretended they did not worship idols, but the true Jehovah in them: or, "is there not iniquity", or idolatry, "in Gilead" (e)?