'Thirty' in the Bible

And these are the names of the sons of Levi according to their generations; Gershon, and Kohath, and Merari: and the years of the life of Levi were an hundred thirty and seven years.

And the sons of Kohath; Amram, and Izhar, and Hebron, and Uzziel: and the years of the life of Kohath were an hundred thirty and three years.

And Amram took him Jochebed his father's sister to wife; and she bare him Aaron and Moses: and the years of the life of Amram were an hundred and thirty and seven years.

Now the sojourning of the children of Israel, who dwelt in Egypt, was four hundred and thirty years.

And it came to pass at the end of the four hundred and thirty years, even the selfsame day it came to pass, that all the hosts of the LORD went out from the land of Egypt.

If the ox shall push a manservant or a maidservant; he shall give unto their master thirty shekels of silver, and the ox shall be stoned.

The length of one curtain shall be thirty cubits, and the breadth of one curtain four cubits: and the eleven curtains shall be all of one measure.

The gate of the courtyard is to have a thirty-foot screen embroidered with blue, purple, and scarlet yarn, and finely spun linen. It is to have four posts including their four bases.

The length of one curtain was thirty cubits, and four cubits was the breadth of one curtain: the eleven curtains were of one size.

The curtain for the gate of the courtyard was of blue, purple, and scarlet yarn and fine twisted linen, the work of an embroiderer. It was thirty feet long, and like the hangings in the courtyard, it was seven and a half feet high,

All the gold that was occupied for the work in all the work of the holy place, even the gold of the offering, was twenty and nine talents, and seven hundred and thirty shekels, after the shekel of the sanctuary.