Rashi on TanakhPsalms 147

For it is good to sing For it is good to sing to Him.

its food Heb. לחמה, lit. its bread.

to the young ravens Our Sages explained that he [the raven] is cruel to his offspring, and the Holy One, blessed be He, has pity on them and prepares for them gnats from their excrement, which enter their mouths.

He does not desire the might of the horse [i.e.,] the Holy One, blessed be He.

nor does He take pleasure in the legs of man nor does He want the swiftness of the running of the legs of man.

the best of the wheat Heb. חלב, lit. fat. The best, fat wheat kernels.

hoarfrost Heb. כפור, jelede in Old French.

He hurls His ice like crumbs The water congeals and becomes crumbs. [According to] Midrash Aggadah: like crumbs Everything [is] according to the burden of the people: the poor man—according to his lack of clothing, He is lenient with him.

who can stand that he should not become chilled from His cold?

He sends His word and melts them those crumbs.

He blows His wind The west wind, to get rid of the ice, and water runs.