These stages of existence created by beginningless and endless time, the impersonal representative of the Supreme Lord, are not visible, just as the infinitesimal momentary changes of position of the planets in the sky cannot be directly seen.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
अनाद्यन्तवतानेन कालेनेश्वरमूर्तिना । अवस्था नैव दृश्यन्ते वियति ज्योतिषामिव
anādyantavatānena kāleneśvaramūrtinā | avasthā naiva dṛśyante viyati jyotiṣāmiva
SB 12.4.37