Mahabharata 18.3.26

एषा देवनदी पुण्या पार्थ त्रैलोक्यपावनीआकाशगङ्गा राजेन्द्र तत्राप्लुत्य गमिष्यसि

eṣā devanadī puṇyā pārtha trailokyapāvanīākāśagaṅgā rājendra tatrāplutya gamiṣyasi

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