@mahācattālīsakasutta 6 Ma. upari. 14/141/126 anupadavagga Iti paṭhamaṃ samatho, pacchā vipassanā. Tena vuccati "samathapubbaṅgamaṃ vipassanaṃ bhāvetī"ti. Tassa samathapubbaṅgamaṃ vipassanaṃ bhāvayato maggo sañjāyati, so taṃ maggaṃ āsevati bhāveti bahulīkaroti, tassa taṃ maggaṃ āsevato bhāvayato bahulīkaroto saṃynoāni pahīyanti, anusayā byantīhonti, evaṃ samathapubbaṅgamaṃ vipassanaṃ bhāveti.
Idha panekacco vuttappakāraṃ samathaṃ anuppādetvāva pañcupādānakkhandhe aniccādīhi vipassati, ayaṃ vipassanā. Tassa vipassanāpāripūriyā tattha jātānaṃ dhammānaṃ vossaggārammaṇato uppajjati cittassa ekaggatā, ayaṃ samatho. Iti paṭhamaṃ vipassanā. Pacchā samatho. Tena vuccati "vipassanāpubbaṅgamaṃ samathaṃ bhāvetī"ti. Tassa vipassanāpubbaṅgamaṃ samathaṃ bhāvayato maggo sañjāyati, so taṃ maggaṃ āsevati .pe. Bahulīkaroti, tassa taṃ maggaṃ āsevato .pe. Anusayā byantī honti, evaṃ vipassanāpubbaṅgamaṃ samathaṃ bhāveti.
Samathapubbaṅgamaṃ vipassanaṃ bhāveti samathapubbaṅgamaṃ pana vipassanaṃ bhāvayatopi vipassanāpubbaṅgamaṃ samathaṃ bhāvayatopi lokuttaramaggakkhaṇe samathavipassanāyuganaddhāva hontīti evamettha bhāvanānayo veditabbo.
Papañcasūdaniyā majjhimanikāyaṭṭhakathāya