Manusmriti

siva.sh/manusmriti/1/86

तपः परं कृतयुगे त्रेतायां ज्ञानमुच्यते । द्वापरे यज्ञमेवाहुर्दानमेकं कलौ युगे ॥ ८६ ॥

sanskrit

In the Krita age the chief (virtue) is declared to be (the performance of) austerities, in the Treta (divine) knowledge, in the Dvapara (the performance of) sacrifices, in the Kali liberality alone.

english translation

tapaH paraM kRtayuge tretAyAM jJAnamucyate | dvApare yajJamevAhurdAnamekaM kalau yuge || 86 ||

hk transliteration by Sanscript