Manusmriti

siva.sh/manusmriti/4/150

सावित्रान् शान्तिहोमांश्च कुर्यात् पर्वसु नित्यशः । पितॄंश्चैवाष्टकास्वर्चेन्नित्यमन्वष्टकासु च ॥ १५० ॥

sanskrit

Let him always offer on the Parva-days oblations to Savitri and such as avert evil omens, and on the Ashtakas and Anvashtakas let him constantly worship the manes.

english translation

sAvitrAn zAntihomAMzca kuryAt parvasu nityazaH | pitRRMzcaivASTakAsvarcennityamanvaSTakAsu ca || 150 ||

hk transliteration by Sanscript