四輩弟子(sì bèi dì zǐ) “the four groups of Buddhist disciples, i.e. monks, nuns, laymen, and laywomen”
not found at HD. 3.598.; not found at DK. 3.35.; Krsh(1998) , s.v.;
STF. 197a8.佛在四輩弟子───比丘、比丘尼、優婆塞、優婆夷中，説《薩曇分陀利》(p);