vaiśya-vṛttyā tu rājanyo jīven mṛgayayāpadi cared vā vipra-rūpeṇa na śva-vṛttyā kathañcana
WORD BY WORD
TRANSLATION
A king or other member of the royal order who cannot maintain himself by his normal occupation may act as a vaiśya, may live by hunting or may act as a brāhmaṇa by teaching others Vedic knowledge. But he may not under any circumstances adopt the profession of a śūdra.
PURPORT
This verse has not purport by His Holiness Hṛdayānanda dās Gosvāmi, initiated disciple of His Divine Grace A.C. Bhaktivedanta Svāmī Prabhupāda.