Bhagavatapurana 11.22.44

11.22.44

yathārciṣāṃ srotasāṃ ca phalānāṃ vā vanaspateḥ /
tathaiva sarva-bhūtānāṃ vayo-'vasthādayaḥ kṛtāḥ //

43. So in the case of all creatures, age and other conditions are thus produced by time in unbroken succession.

42. O dear one, every moment bodies come into existence and go to destruction and through the inconceivable velocity of Time, which is subtle, it (its work) is not noticed as in the case of flames, currents of water, fruits of trees.