One verse

Srimad Bhagavatam 2.8.17

2.8.17

युगानि युगमानं च धर्मो यश्च युगे युगे । अवतारानुचरितं यदाश्चर्यतमं हरे: ॥ १७ ॥

yugani yuga-manam ca dharmo yas ca yuge yuge avataranucaritam yad ascaryatamam hareh

yugani
the different ages
yuga-manam
the duration of each age
ca
as well as
dharmah
the particular occupational duty
yah ca
and which
yuge yuge
in each and every yuga, or particular age
avatara
the incarnation
anucaritam
and the activities of the incarnation
yat
which
ascaryatamam
the most wonderful activities
hareh
of the Supreme Lord.

Please explain all the different ages in the duration of the creation, and also the duration of such ages. Also tell me about the different activities of the different incarnations of the Lord in different ages.