פירוש על ישעיהו 28:28

Bread grain is crushed And whom (sic) do they crush with harsh implements? The bread of grain (sic), because it is not easily beaten.

Bread corn is bruised. It is customary for bread corn to be bruised.

but it is not threshed forever This כִּי is used in the sense of ‘but.’ But they do not crush it forever, [because they will not crush the seed kernels forever for them to be threshed to be crushed through the threshing-board and the wagon wheel].