Kasmā panetāsaṃ mettādīnaṃ subhaparamāditā vuttā bhagavatāti? sabhāgavasena Tassa tassa upanissayattā. Mettāvihārassa hi sattā appaṭikūlā honti, athassa appaṭikūlaparicayā appaṭikūlesu parisuddhavaṇṇesu nīlādīsu cittaṃ upasaṃharato appakasireneva tattha cittaṃ pakkhandati, iti mettā subhavimokkhassa upanissayo hoti, na tato paraṃ, tasmā subhaparamāti vuttā.

Karuṇāvihārissa uṇhābhighātādirūpanimittaṃ sattadukkhaṃ samanupassantassa karuṇāya pavattisambhavato rūpe ādīnavo parividito hoti, athassa

Muditāvihārissa pana tena tena pāmojjakāraṇena uppannapāmojjasattānaṃ viññāṇaṃ samanupassantassa muditāya pavattisambhavato viññāṇaggahaṇaparicitaṃ hoti, athassa anukkamādhigataṃ ākāsānañcāyatanaṃ atikkamma ākāsanimittagocare viññāṇe cittaṃ upasaṃharato appakasireneva tattha cittaṃ pakkhandati, iti muditā viññāṇañcāyatanassa upanissayo hoti, na tato paraṃ, tasmā viññāṇañcāyatanaparamāti vuttā.