Search the Bible for thirty in KJV

Genesis 5:3 (KJV)
And Adam lived an hundred and thirty years, and begat a son in his own likeness, and after his image; and called his name Seth:

Genesis 5:5 (KJV)
And all the days that Adam lived were nine hundred and thirty years: and he died.

Genesis 5:16 (KJV)
And Mahalaleel lived after he begat Jared eight hundred and thirty years, and begat sons and daughters:

Genesis 6:15 (KJV)
And this is the fashion which thou shalt make it of: The length of the ark shall be three hundred cubits, the breadth of it fifty cubits, and the height of it thirty cubits.

Genesis 11:12 (KJV)
And Arphaxad lived five and thirty years, and begat Salah:

Genesis 11:14 (KJV)
And Salah lived thirty years, and begat Eber:

Genesis 11:16 (KJV)
And Eber lived four and thirty years, and begat Peleg:

Genesis 11:17 (KJV)
And Eber lived after he begat Peleg four hundred and thirty years, and begat sons and daughters.

Genesis 11:18 (KJV)
And Peleg lived thirty years, and begat Reu:

Genesis 11:20 (KJV)
And Reu lived two and thirty years, and begat Serug:

Genesis 11:22 (KJV)
And Serug lived thirty years, and begat Nahor:

Genesis 18:30 (KJV)
And he said unto him, Oh let not the LORD be angry, and I will speak: Peradventure there shall thirty be found there. And he said, I will not do it, if I find thirty there.

Genesis 25:17 (KJV)
And these are the years of the life of Ishmael, an hundred and thirty and seven years: and he gave up the ghost and died; and was gathered unto his people.

Genesis 32:15 (KJV)
Thirty milch camels with their colts, forty kine, and ten bulls, twenty she asses, and ten foals.

Genesis 41:46 (KJV)
And Joseph was thirty years old when he stood before Pharaoh king of Egypt. And Joseph went out from the presence of Pharaoh, and went throughout all the land of Egypt.

Genesis 46:15 (KJV)
These be the sons of Leah, which she bare unto Jacob in Padanaram, with his daughter Dinah: all the souls of his sons and his daughters were thirty and three.

Genesis 47:9 (KJV)
And Jacob said unto Pharaoh, The days of the years of my pilgrimage are an hundred and thirty years: few and evil have the days of the years of my life been, and have not attained unto the days of the years of the life of my fathers in the days of their pilgrimage.

Exodus 6:16 (KJV)
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.

Exodus 6:18 (KJV)
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.

Exodus 6:20 (KJV)
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.

Exodus 12:40 (KJV)
Now the sojourning of the children of Israel, who dwelt in Egypt, was four hundred and thirty years.

Exodus 12:41 (KJV)
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.

Exodus 21:32 (KJV)
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.

Exodus 26:8 (KJV)
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.

Exodus 36:15 (KJV)
The length of one curtain was thirty cubits, and four cubits was the breadth of one curtain: the eleven curtains were of one size.

Exodus 38:24 (KJV)
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.

Leviticus 12:4 (KJV)
And she shall then continue in the blood of her purifying three and thirty days; she shall touch no hallowed thing, nor come into the sanctuary, until the days of her purifying be fulfilled.

Leviticus 27:4 (KJV)
And if it be a female, then thy estimation shall be thirty shekels.

Numbers 1:35 (KJV)
Those that were numbered of them, even of the tribe of Manasseh, were thirty and two thousand and two hundred.

Numbers 1:37 (KJV)
Those that were numbered of them, even of the tribe of Benjamin, were thirty and five thousand and four hundred.