The four groups of Buddhist disciples. See 四輩.

四部衆會 (sì bù zhòng huì) 　( “the fourfold assemblies of Buddhist disciples, i.e. monks, nuns, laymen, and laywomen” ) Cf. 四輩(sì bèi) etc. ;

{not found at 《漢語大詞典》3.587.} ; {not found at 《大漢和辞典》3.38.} ;

Dharmarakṣa: {88a1} 於是世尊復告四部衆會曰：“今佛大聖宣告爾等。……”(p)

{≠ K.152.12} sarvāvantaṃ bhikṣusaṃgham

{＝O} tāścatasrra parṣada

cf. Krsh.104

Kumārajīva: {L.21c15} 大衆

Dharmarakṣa: {91c24} 於時彼佛…………説《正法華》方等經典菩薩所行一切佛護。皆已周遍，四部衆會普等無異(p)

{K.181.7} catur~ parṣad~

Kumārajīva: {L.25a28} 四衆

Dharmarakṣa: {110c19}

{K.300.8} do.

Kumārajīva: {L.40a20} do. 

A Digital Edition of A Glossary of Dharmarakṣa translation of the Lotus Sutra by Seishi Karashima, 1998