What was being possible, to attain perfection of life by meditation in the Satya-yuga, that was possible in the Tretā-yuga by offering of big sacrifices. Kṛte yad dhyāyato viṣṇuṁ tretāyāṁ yajato makhaiḥ. Makhaiḥ means big sacrifices.
And dvāpare paricaryāyām. That very thing was realized in the Dvāpara-yuga by temple worship. There... From that in Dvāpara-yuga in India so many temple worship flourished, not only in India, all over the world. Church worship is also temple worship. Mosque worship is also temple worship. It may be different for different countries and different class of people, but the whole thing is temple worship. Temple worship. There are, in the temple there are nine kinds of different process of worship.