The Tipiṭaka in Three Languages

Vibhaṅgasutta

Suttapiṭaka · Saṁyuttanikāya · Mahāvaggasaṁyutta · Vol. 19 · Section 1198

[1198] And what, bhikkhus, is inquiry (vīmaṃsā) that is too slack? Whatever inquiry, bhikkhus, is accompanied by laziness and associated with laziness — this, bhikkhus, is called inquiry that is too slack.

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.

This passage also appears in 1 other place