Skandapurana 5.279.26

5.279.26

27 aṇvādicaturyugāntakālaparigaṇanam, caturyugasvarūpamāhātmyapramāṇanidarśanam, cāturvarṇyakarmanirūpaṇam, rajakādicaṇḍālānāmutpattivarṇanam, viśeṣataḥ kalikāla- māhātmyavarṇanam 29 2

27. Reckoning of time from the subtle atom up to the end of the four yugas; presentation of the nature, greatness, and measure of the four yugas; exposition of the duties of the four classes; description of the origin of washermen, caṇḍālas, and others; description, in particular, of the greatness of the Kali age. 29 2