Shiva Purana
धृष्टाद्धार्ष्टमभूत्क्षत्रं ब्रह्मभूयं गतं क्षितौ ॥ करूषस्य तु कारूषाः क्षत्रिया युद्धदुर्मदाः ॥ ४९॥
Dhṛṣṭa’s race originally Kṣatriya became brahmin family on the earth. Karūṣa’s descendants the Kārūṣas were Kṣatriyas, insubjugable in war.
english translation
dhRSTAddhArSTamabhUtkSatraM brahmabhUyaM gataM kSitau ॥ karUSasya tu kArUSAH kSatriyA yuddhadurmadAH ॥ 49॥
hk transliteration by Sanscript