Shiva Purana
ते रुद्राः काश्यपा वीरा महाबलपराक्रमाः ॥ दैत्याञ्जघ्नुश्च संग्रामे देवसाहाय्यकारिणः ॥ २८ ॥
Those Rudras, born of Kaśyapa, rendering help to the gods, slew the Daityas in the battle. They were heroes of great strength and exploit.
english translation
te rudrAH kAzyapA vIrA mahAbalaparAkramAH ॥ daityAJjaghnuzca saMgrAme devasAhAyyakAriNaH ॥ 28 ॥
hk transliteration by Sanscript