Mahabharata 3.43.29
न तत्र सूर्यः सोमो वा द्योतते न च पावकःस्वयैव प्रभया तत्र द्योतन्ते पुण्यलब्धया
na tatra sūryaḥ somo vā dyotate na ca pāvakaḥsvayaiva prabhayā tatra dyotante puṇyalabdhayā
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book