'First' in the Bible

Then the Lord spoke to Moses in the wilderness of Sinai, in the tent of meeting, on the first of the second month, in the second year after they had come out of the land of Egypt, saying,

and they assembled all the congregation together on the first of the second month. Then they registered by ancestry in their families, by their fathers’ households, according to the number of names, from twenty years old and upward, head by head,

The total of the numbered men of the camp of Judah: 186,400, by their armies. They shall set out first.

“Now, behold, I have taken the Levites from among the sons of Israel instead of every firstborn, the first issue of the womb among the sons of Israel. So the Levites shall be Mine.

Now the one who presented his offering on the first day was Nahshon the son of Amminadab, of the tribe of Judah;

for they are wholly given to Me from among the sons of Israel. I have taken them for Myself instead of every first issue of the womb, the firstborn of all the sons of Israel.

Thus the Lord spoke to Moses in the wilderness of Sinai, in the first month of the second year after they had come out of the land of Egypt, saying,

They observed the Passover in the first month, on the fourteenth day of the month, at twilight, in the wilderness of Sinai; according to all that the Lord had commanded Moses, so the sons of Israel did.

Also in the day of your gladness and in your appointed feasts, and on the first days of your months, you shall blow the trumpets over your burnt offerings, and over the sacrifices of your peace offerings; and they shall be as a reminder of you before your God. I am the Lord your God.”

So they moved out for the first time according to the commandment of the Lord through Moses.

The standard of the camp of the sons of Judah, according to their armies, set out first, with Nahshon the son of Amminadab, over its army,

Of the first of your dough you shall lift up a cake as an offering; as the offering of the threshing floor, so you shall lift it up.

From the first of your dough you shall give to the Lord an offering throughout your generations.

Every first issue of the womb of all flesh, whether man or animal, which they offer to the Lord, shall be yours; nevertheless the firstborn of man you shall surely redeem, and the firstborn of unclean animals you shall redeem.

Then the sons of Israel, the whole congregation, came to the wilderness of Zin in the first month; and the people stayed at Kadesh. Now Miriam died there and was buried there.

And he looked at Amalek and took up his discourse and said,“Amalek was the first of the nations,But his end shall be destruction.”

‘Then on the fourteenth day of the first month shall be the Lord’s Passover.

On the first day shall be a holy convocation; you shall do no laborious work.

‘Now in the seventh month, on the first day of the month, you shall also have a holy convocation; you shall do no laborious work. It will be to you a day for blowing trumpets.

They journeyed from Rameses in the first month, on the fifteenth day of the first month; on the next day after the Passover the sons of Israel started out boldly in the sight of all the Egyptians,

Then Aaron the priest went up to Mount Hor at the command of the Lord, and died there in the fortieth year after the sons of Israel had come from the land of Egypt, on the first day in the fifth month.