Śrīmad-Bhāgavatam · Text 12.3.28
Who is speaking and story frame
यदा कर्मसु काम्येषु भक्तिर्यशसि देहिनाम् ।
तदा त्रेता रजोवृत्तिरिति जानीहि बुद्धिमन् ॥ २८ ॥
yadā karmasu kāmyeṣu
bhaktir yaśasi dehinām
tadā tretā rajo-vṛttir
iti jānīhi buddhiman
O most intelligent one, when the conditioned souls are devoted to their duties but have ulterior motives and seek personal prestige, you should understand such a situation to be the age of Tretā, in which the functions of passion are prominent.
Read this verse on Vedabase.ioThis verse has no purport; its meaning is explained by the verses around it.
From Canto 10, chapter 14 onward, the translation and purports were completed by Śrīla Prabhupāda's disciples after his departure, and published by the Bhaktivedanta Book Trust.