Dhammapada 66 [Khuddaka Nikaya]

5 - Balavagga, The Fool
7 - Suppabuddhakutthi Vatthu

Caranti bala dummedha, amitteneva attana;
karonta papakam kammam, yam hoti katukapphalam.

66: With themselves as their own enemies, fools lacking in intelligence, move about doing evil deeds, which bear bitter fruits.
Reference:
Mya Tin, Daw, tr. The Dhammapada: Verses and Stories. Rangoon: Burma Tipitaka Association, 1986.

Posted by Nyan U