Full Idea
Time came into being with the heavens, so that they should be dissolved together if ever they are dissolved.
Gist of Idea
Time came into existence with the heavens, so that there will be a time when they can be dissolved
Source
Plato (Timaeus [c.362 BCE], 38c)
Book Reference
Plato: 'Timaeus and Critias', ed/tr. Lee,Desmond [Penguin 1971], p.52