Trường Bộ Kinh (Digha Nikaya) 2:215
SUJATOKatamañca, bhikkhave, dukkhasamudayaṁ ariyasaccaṁ?
And what is the noble truth of the origin of suffering?
Katamañca, bhikkhave, dukkhasamudayaṁ ariyasaccaṁ?
And what is the noble truth of the origin of suffering?