Paṭhamasūriya sutta: The Simile of the Sun (1st)

“Mendicants, the dawn is the forerunner and harbinger of the sunrise.

In the same way, for a mendicant right view is the forerunner and harbinger of truly comprehending the four noble truths. That mendicant can expect to truly understand: ‘This is suffering’ … ‘This is the origin of suffering’ … ‘This is the cessation of suffering’ … ‘This is the practice that leads to the cessation of suffering’.

That’s why you should practice meditation …”