Bible Verses About Threshing: By the feet of horses and oxen

Aravnah said to David, "Let my lord the king take and offer up anything that seems good to him. Here are the oxen for the burnt offering; you can use the threshing-sledges and the yokes for the oxen as firewood.

When crushing grain for bread, one doesn't thresh it forever; one drives the horse and cart wheels over it but doesn't crush it to powder.

Efrayim is a well-taught cow - it loves to tread the grain, and I have spared her fair neck. But I will put Efrayim in harness, Y'hudah will have to plow, Ya'akov will harrow his own land.