God keeps very good records. Everything is written down in heaven. In the Old Testament, He carefully tells us the lifespans of everyone in the messianic line after the expulsion of Adam and Eve from the garden of Eden.

Two thousand years from Adam's exile from Eden to Abraham

Two thousand years from Abraham to Jesus Christ

Two thousand years from Jesus Christ to present time

One thousand years millennial reign of Jesus Christ

Remember, seven is the number of completion.

Mene, Mene, Tekel, Upharsin means "you have been weighed in the balances and found wanting. Your kingdom has been given to the Medes and the Persians." King Belshazzar was killed that very night, and Darius the Mede received the kingdom at age sixty-two.