สุทธกสูตร
TIPITAKA Volume 19 : PALI ROMAN Sutta Pitaka Vol 11 : Sutta. Saṃ. Ma.
[776] Sāvatthīnidānaṃ . cattārome bhikkhave satipaṭṭhānā . Katame cattāro . idha bhikkhave bhikkhu kāye kāyānupassī viharati ātāpī sampajāno satimā vineyya loke abhijjhādomanassaṃ . Vedanāsu citte dhammesu dhammānupassī viharati ātāpī sampajāno satimā vineyya loke abhijjhādomanassaṃ . ime kho bhikkhave cattāro satipaṭṭhānāti.