एष वै प्रथमः कल्पः प्रदाने हव्यकव्ययोः । अनुकल्पस्त्वयं ज्ञेयः सदा सद्भिरनुष्ठितः ॥ १४७ ॥
This is the chief rule (to be followed) in offering sacrifices to the gods and manes; know that the virtuous always observe the following subsidiary rule.
english translation