śiloñcha iti vai gṛhe

savitram-the thread ceremony of the twice-born; prajapatyam-to execute the vow for one year; ca-and; brahmam-acceptance of the Vedas; ca-and; atha-also; brhat-complete abstinence from sex life; tatha-then; varta-vocation in terms of Vedic sanction; sancaya-professional duty; salina-livelihood without asking anyone for cooperation; siloncha-picking up rejected grains; iti-thus; vai-even though; grhe-in household life.