The Vedanta Sutras of Badarayana, Commentary by Sankara (SBE38), tr. by George Thibaut [1896] at sacred-texts.com

14. The Smritis also declare this.

Moreover, authorities like Manu, Vyâsa, &c., declare that in the city Samyamana evil works are requited under Yama's rule; cp. the legend of Nâkiketa and others.