(The king) should carefully compel Vaisyas and Sudra to perform the work (prescribed) for them; for if these two (castes) swerved from their duties, they would throw this (whole) world into confusion.
अहन्यहन्यवेक्षेत कर्मान्तान् वाहनानि च । आयव्ययौ च नियतावाकरान् कोशमेव च ॥ ४१९ ॥
Let him daily look after the completion of his undertakings, his beasts of burden, and carriages, (the collection of) his revenues and the disbursements, his mines and his treasury.