Manusmriti

siva.sh/manusmriti/11/254

सोमारौद्रं तु बह्वेनाः मासमभ्यस्य शुध्यति । स्रवन्त्यामाचरन् स्नानमर्यम्णामिति च तृचम् ॥ २५४ ॥

sanskrit

But he who has committed many sins, becomes pure, if he recites during a month the (four verses) addressed to Soma and Rudra, and the three verses (beginning) ’Aryaman, Varuna, and Mitra,’while he bathes in a river.

english translation

somAraudraM tu bahvenAH mAsamabhyasya zudhyati | sravantyAmAcaran snAnamaryamNAmiti ca tRcam || 254 ||

hk transliteration by Sanscript