Rashi on the Prophets and Writings

Job’s Reply and whose breath emerged from you? Who put into you this breath that emerged from your mouth? Who does not know this?

Gehinnom Gehinnom, which weakens the creatures.
is hollow Its seven hollows.
beneath the water and its denizens in the deepest of the depths, but that too...

Sheol is naked before Him to know and to see all that is within it.

and the cloud does not split It never [split] so that its water [i.e., rain] should fall together.
beneath it Beneath the water.

He closes in with walls the face of His throne of glory, like (Ps. 18:12), “He made darkness His secret place.”
He spreads over the throne His cloud (Ezek. 1:22), “And there was a likeness over the heads of the living creatures, of an expanse.”

He encircled a boundary (compas in French), an expression of (Isa. 44: 13), “and with a compass (ובמחוגה) he rounds it.” [He surrounded it with sand for the sand to be a circle for it. Does not appear in all editions.] The word חֹק denotes a perpetual boundary. The sea will not cross that circle until light and dark come to an end.

trembled when He created them, and He caused them to congeal. They were trembling, and He rebuked them, and they stood dry and strong.
astonished (wondering and ascending. Other editions: wondering and standing) in one place.

the sea wrinkled Like (above 7:5), “my skin wrinkled.” Many wrinkles were formed. (So, when He said (Gen. 1:9), “Let the waters...gather,” they were gathered from their straightness and were wrinkled into many wrinkles) until they gathered into one place, which was prepared for them.
He smote Rahab The Egyptians, who are called רהב, haughty.

By His breath He made the heavens a tent Heb. שפרה. With His words and with the breath of His mouth, He made a tent, like (Jer. 43:10), “and he shall spread his royal pavilion (שפרירו).”
His hand caused pain to Pharaoh, who was called the barlike serpent (Isa. 26:1). חללה is an expression of pain and trouble. Likewise, elsewhere (ibid. 51:9): “are you not the one that hewed Rahab and slew (מחוללת), the sea monster?” Another explanation: His hand founded the leviathan, as in (Prov. 8: 25), “before the hills I was created (חוללתי).”

the outskirts of His ways The easiest and the smallest in comparison to His other qualities.
and what implications of any matter can be understood What hint of anything can a man understand from His deeds? Another explanation: שֶמֶץ is like (Exod. 32:25), “to the scandal (לשמצה),” uncomplimentary.