sn.14.23 Saṁyutta Nikāya (Linked Discourses)
Lacking Immersion
At Sāvatthī.“Mendicants, sentient beings come together and converge because of an element:
the faithless with the faithless …
shameless …
imprudent …
lacking immersion …
witless …
The faithful with the faithful …
conscientious …
prudent …
possessing immersion …
and the wise with the wise.”