Mahabharata 6.30.24

अग्निर्ज्योतिरहः शुक्लः षण्मासा उत्तरायणम्तत्र प्रयाता गच्छन्ति ब्रह्म ब्रह्मविदो जनाः

agnirjyotirahaḥ śuklaḥ ṣaṇmāsā uttarāyaṇamtatra prayātā gacchanti brahma brahmavido janāḥ

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