Mahapadanasutta 1.17.5

1.17.5

Yāpi tā lokantarikā aghā asaṃvutā andhakārā andhakāratimisā, yatthapime candimasūriyā evaṃmahiddhikā evaṃmahānubhāvā ābhāya nānubhonti, tatthapi appamāṇo uḷāro obhāso pātubhavati atikkammeva devānaṃ devānubhāvaṃ.

Even in the boundless gloom of interstellar space—so utterly dark that even the luminosity of the moon and the sun, so mighty and powerful, makes no impression—an immeasurable, magnificent light appears, surpassing the glory of the gods.