Āmakadhaññapeyyālacatutthavagga

Suttapiṭaka · Saṁyuttanikāya · Mahāvaggasaṁyutta · Vol. 19 · Section 1792

[1792] Then the Blessed One, having taken up a little bit of dust on the tip of his fingernail, addressed the bhikkhus: "What do you think, bhikkhus, which is more: this little bit of dust that I have taken up on the tip of my fingernail, or this great earth?" "Venerable sir, the great earth is more. The little bit of dust that the Blessed One has taken up on the tip of his fingernail is trifling. Compared with the great earth, the little bit of dust that the Blessed One has taken up on the tip of his fingernail does not amount to counting, does not amount to comparison, does not amount to even a fraction." "So too, bhikkhus, few are those beings who, having passed away as humans, are reborn among humans; rather, far more numerous are those beings who, having passed away as humans, are reborn in hell. …"

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.

This passage also appears in 3 other places