iti dvapara urv-isa
kalav api tatha srnu
iti—thus; dvapare—in Dvapara-yuga; uru-isa—O King; stuvanti—offer prayers; jagat-isvaram—unto the Supreme Personality of Godhead; nana—various; tantra—of the supplementary Vedic literature; vidhanena—by regulative principles; kalau—in the Age of Kali; api—certainly; tatha—so also; srnu—hear.
" 'In the Age of Kali, as well as in Dvapara-yuga, the people offer prayers to the Supreme Personality of Godhead by various mantras and observe the regulative principles of the supplementary Vedic literature. Now please hear of this from me.
This is a quotation from Srimad-Bhagavatam (11.5.31).
Link to this page: https://prabhupadabooks.com/cc/madhya/6/102