A Brahmana, by officiating at the sacrifice of a degraded person, has to take birth as a vile worm. In this form he has to live for fifteen years, O Bharata.
पतितं याजयित्वा तु कृतियोनौ प्रजायते। तत्र जीवति वर्षाणि दश पञ्च च भारत॥