'Thirty' in the Bible

And the residence of the children of Israel that they resided in Egypt was four hundred and thirty years.

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

If the ox gore a bondman or a handmaid, he shall give to 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 one measure for the eleven curtains.

The length of one curtain was thirty cubits, and four cubits the breadth of one curtain one measure for the eleven curtains.

All the gold that it took for the work in all the work of the sanctuary the gold of the wave-offering, was twenty-nine talents, and seven hundred and thirty shekels, according to the shekel of the sanctuary.