Saṃyutta Nikāya
Mahāvaggo
Maggasaṃyuttaṃ
Micchattavaggo
Samādhisuttaṃ
At Sāvatthi.
'I shall point out to you, almsmen, the noble right concentration, with its adjacents, with its requirements. Hear that.
And which, almsmen, noble right concentration with its adjacents, with its requirements? Viz. right view, right attitude, right speech, right doing, right way of life, right exertion, right meditation; OK what, almsmen, by these seven members, as requirements, is the focus of mind, this is called, almsmen, noble right concentration, thus also with its adjacents, thus also with its requirements.'