महदाख्यानमखिलं पापघ्नं पुण्यदं च यत् । पवित्रं यत्पवित्राणां महापातकनाशनम्
mahadākhyānamakhilaṃ pāpaghnaṃ puṇyadaṃ ca yat | pavitraṃ yatpavitrāṇāṃ mahāpātakanāśanam
Tout ce grand récit sacré détruit le péché et confère le mérite ; il est un purificateur parmi les purificateurs, et il anéantit même les fautes les plus lourdes.
Mārkaṇḍeya (contextual continuation)
Listening to and upholding sacred tīrtha narratives is itself a dharmic practice that purifies and elevates.
The ongoing māhātmya context glorifies Sarasvatī and Dvārāvatī-associated tīrthas in Dharmāraṇya.
No specific rite; the verse praises the spiritual efficacy of the māhātmya itself (hearing/reciting/remembering).