Rashi, on Isa 30:33

“For Topheth is prepared from yesterday, prepared by the king, deep, and wide. The nourishment thereof is fire and much wood: the breath of the Lord as a torrent of brimstone kindling it.”

“For...is set up from yesterday The second day of the Creation of the world a day that has a yesterday but not a day before yesterday. Tophteh Gehinnom, for whoever is enticed (מִתְפַּתֶּה) by his temptation falls into there. has been prepared for the king For the necessity of Sennacherib and his army. its pile (מְדֻרָתָהּ) an expression of a heated fire. An arrangement of wood on the fire is called מְדוּרָה. the breath of the Lord the blowing of His breath. burning (בֹּעֲרָה) equivalent to בּוֹעֶרֶת.”

Imported from an open dataset — not yet checked against the printed edition.