Abbott-Smith Manual Greek Lexicon
ποίμνιον (G4168)
5 ποίμνιον , -ου, τό , = ποίμνη , q.v., [in LXX chiefly for עֹאן , also for עֵדֶר , etc.;] a flock , prop., of sheep. Metaph., of Christians: Lk 12:32 , Ac 20:28 , 29 , I Pe 5:3 ; τ. θεοῦ , I Pe 5:2 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain