Manusmriti

siva.sh/manusmriti/3/281

अनेन विधिना श्राद्धं त्रिरब्दस्यैह निर्वपेत् । हेमन्तग्रीष्मवर्षासु पाञ्चयज्ञिकमन्वहम् ॥ २८१ ॥

sanskrit

Let him offer here below a funeral sacrifice, according to the rule given above, (at least) thrice a year, in winter, in summer, and in the rainy season, but that which is included among the five great sacrifices, every day.

english translation

anena vidhinA zrAddhaM trirabdasyaiha nirvapet | hemantagrISmavarSAsu pAJcayajJikamanvaham || 281 ||

hk transliteration by Sanscript