Jeremiah
Jeremiah 34:18ESV·traditional attribution

And the men who transgressed my covenant and did not keep the terms of the covenant that they made before me, I will make them like the calf that they cut in two and passed between its parts—

John Calvin Reformed @genevareformer

He pursues the same subject, — that perjury would not be unpunished. But here is described the manner of making an oath, even that they cut a calf into two parts, and passed between these parts Now we know that this was the custom in the time of Abraham, for it is said that he offered a sacrifice to God as a symbol of the...

Matthew Henry Presbyterian @wholebiblehenry

We have here another prophecy upon a particular occasion, the history of which we must take notice of, as necessary to give light to the prophecy. I. When Jerusalem was closely besieged by the Chaldean army the princes and people agreed upon a reformation in one instance, and that was concerning their servants. 1.

Commenting on Jeremiah 34:8-22

John Gill Reformed Baptist @doctorgill

And I will give the men that have transgressed my covenant,.... The covenant the king, princes, and all the people made, to let their servants go free, is called the Lord's covenant, because made in his name, in his presence, and before him as a witness; and very probably the calf that was cut in pieces on this occasion, after mentioned, was sacrificed to him...