Mahabharata 12.267.9

पञ्चैव तानि कालश्च भावाभावौ च केवलौअष्टौ भूतानि भूतानां शाश्वतानि भवाप्ययौ

pañcaiva tāni kālaśca bhāvābhāvau ca kevalauaṣṭau bhūtāni bhūtānāṃ śāśvatāni bhavāpyayau

Our plain-language meaning of this verse is waiting for scholar review.