Mahabharata 14.44.4

अतः परं प्रवक्ष्यामि भूतानामादिमुत्तमम्आदित्यो ज्योतिषामादिरग्निर्भूतादिरिष्यते

ataḥ paraṃ pravakṣyāmi bhūtānāmādimuttamamādityo jyotiṣāmādiragnirbhūtādiriṣyate

Our plain-language meaning of this verse is waiting for scholar review.