What does the cryptic crossword clue "God sleeps on (or kips inside) in retirement (6)" mean?

The definition is "God". The wordplay uses a hidden word. Hidden in reverse of sleepS ON OR Kips The answer is KRONOS.

God sleeps on (or kips inside) in retirement (6)

Guardian Cryptic #28933 | 17 Across | 2022-12-06 flower