Hosea
Hosea 12:7ESV·traditional attribution

A merchant, in whose hands are false balances, he loves to oppress.

John Calvin Reformed @genevareformer

But while the Prophet exhorted the Israelites to repentance, he adds, that such was their perverseness, that it was done without any fruit. Canaan! he says; I read this by itself; for what some consider to be understood is frigid, as, “He was assimilated to, or was like Canaan, in whose hand,” etc..

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

He is a merchant,.... Here is a change of person from "thou" to "he", from Judah to Ephraim, who is said to be a "merchant"; and if that was all, there is nothing worthy of dispraise in it; but he was a cheating merchant, a fraudulent dealer, as appears by what follows: or he is Canaan, or a Canaanite (y); more like a descendant of...