Mahabharata 12.224.27

तपः परं कृतयुगे त्रेतायां ज्ञानमुत्तमम्द्वापरे यज्ञमेवाहुर्दानमेव कलौ युगे

tapaḥ paraṃ kṛtayuge tretāyāṃ jñānamuttamamdvāpare yajñamevāhurdānameva kalau yuge

Our plain-language meaning of this verse is waiting for scholar review.