'Years' in the Bible

Years later, after Moses had grown up, he went out to his own people, and took notice of their heavy burdens. He saw an Egyptian beating up a Hebrew, one of his own people.

These are the names of Levi's sons according to their genealogies: Gershon, Kohath, and Merari. Levi lived 137 years.

Kohath's descendants included Amram, Izhar, Hebron, and Uzziel. Now Kohath lived for 133 years.

Amram married Jochebed, his father's sister, and she bore him Aaron and Moses. Amram lived for 137 years.

Moses was 80 years old and Aaron was 83 when they spoke to Pharaoh.

Now the time that the Israelis lived in Egypt was 430 years.

At the end of 430 years, to the very day, all the tribal divisions of the LORD went out from the land of Egypt.

The Israelis ate manna for 40 years until they came to a land where they could settle. They ate manna until they came to the border of the land of Canaan.

"When you acquire a Hebrew servant, he is to serve for six years, and in the seventh he is to go out a free man without paying anything.

"You are to sow your land and gather its crops for six years,

All who are registered, 20 years of age and older, are to give a contribution to the LORD.

a beka a head (a beka is half a shekel, according to the standard used in the sanctuary) for everyone who went through the registration process from 20 years old and older. The total numbered 603,550 bekas.