Thus as regards the four pure castes, persons beget children invested with their own position upon wives taken from their own castes as also upon them that are taken from the castes immediately below their own. When, however, offspring is begotten upon other wives, they are regarded as invested with a position that is, principally, outside the pale of the four pure castes.
यथा चतुर्पु वर्णेषु द्वयोरात्मास्य जायते। आनन्तर्यात् प्रजायन्ते तथा बाह्यः प्रधानतः॥