Srimad-Bhagavatam: Canto 9 - Chapter 1 - Verse 16
Sanskrit:
करूषोन्मानवादासन् कारूषो: क्षत्रजातय: ।उत्तरापथगोप्तारो ब्रह्मण्या धर्मवत्सला: ॥ १६ ॥
ITRANS:
karūṣān mānavād āsankārūṣāḥ kṣatra-jātayaḥuttarā-patha-goptārobrahmaṇyā dharma-vatsalāḥ
Translation:
From Karūṣa, another son of Manu, came the Kārūṣa dynasty, a family of kṣatriyas. The Kārūṣa kṣatriyas were the kings of the northern direction. They were celebrated protectors of brahminical culture and were all firmly religious.