# Dvija(s) [[sb/1/2/2#purport|SB 1.2.2]] * defined, [[sb/7/11/13#purport|SB 7.11.13]] * duties of, [[sb/7/11/13#purport|SB 7.11.13]] * Kali-yuga lacks, [[sb/7/12/13-14#purport|SB 7.12.13-14]] * mantra-chanting by, [[sb/7/11/24#purport|SB 7.11.24]] * remunerate spiritual master, [[sb/7/12/13-14#purport|SB 7.12.13-14]] * residence for, [[sb/7/12/13-14#purport|SB 7.12.13-14]] * Vedas studied by, [[sb/7/12/13-14#purport|SB 7.12.13-14]], [[sb/7/12/13-14#purport|SB 7.12.13-14]] *See also:* Brāhmaṇas; Kṣatriyas; Vaiśyas