Characteristics of Tugas - Verse 36-37

Hence in the Kali age, a Brahmana should perform penance strenuously. The fruit of the merit of a person resorting to the great Lord is very great. Hence abandoning the heaven and descending to the earth at the advent of the terrible Kali, Devas and the sages desire to perform penance. They are engrossed in holy rites. The Lord too takes incarnation frequently in the Kali age.