Mahabharata 3.287.16

ब्राह्मणा हि परं तेजो ब्राह्मणा हि परं तपःब्राह्मणानां नमस्कारैः सूर्यो दिवि विराजते

brāhmaṇā hi paraṃ tejo brāhmaṇā hi paraṃ tapaḥbrāhmaṇānāṃ namaskāraiḥ sūryo divi virājate

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