1. The Pudgalas (material clusters) of Karma, which are attracted by the Bhāva Āśrava (the Pariṇāma (2) (natural transformation) of the Jīva (soul) which are the cause of the influx of Karma).
pariṇamadi kammarūvaṃ tampi hu davvāsavaṃ jīve.
(NaCa 152)
2. The ingress or influx of Pudgala (material cluster) fit to be transformed into Jñānāvaraṇīya (knowledge-veiling) Karma etc. in soul.
ṇāṇāvaraṇādīṇaṃ joggāṃ jaṃ puggalaṃ samāsavadi.
davvāsavo sa ṇeo...
(BṛDraSaṃ 31)
See - Bhāva Āśrava.