๔. มาตุคามสูตร
TIPITAKA Volume 18 : PALI ROMAN Sutta Pitaka Vol 10 : Sutta. Saṃ. Saḷa.
[467] Tīhi bhikkhave dhammehi samannāgato mātugāmo yebhuyyena kāyassa bhedā paraṃ maraṇā apāyaṃ duggatiṃ vinipātaṃ nirayaṃ upapajjati. Katamehi tīhi . idha bhikkhave mātugāmo pubbaṇhasamayaṃ maccheramalapariyuṭṭhitena cetasā agāraṃ ajjhāvasati majjhantikasamayaṃ issāpariyuṭṭhitena cetasā agāraṃ ajjhāvasati sāyaṇhasamayaṃ kāmarāgapariyuṭṭhitena cetasā agāraṃ ajjhāvasati . imehi kho bhikkhave tīhi dhammehi samannāgato mātugāmo yebhuyyena kāyassa bhedā paraṃ maraṇā apāyaṃ duggatiṃ vinipātaṃ nirayaṃ upapajjatīti. Catutthaṃ.