'Purchase' in the Bible

But if a priest buy any soul, the purchase of his money, he shall eat of it; and such as are born in his house, they shall eat of his bread.

Ye shall purchase food of them for money, that ye may eat; and ye shall also buy water of them for money, that ye may drink.

So I took the deed of the purchase, both that which was sealed, according to the law and custom, and that which was open:

and I delivered the deed of the purchase unto Baruch the son of Neriah, the son of Mahseiah, in the presence of Hanamel mine uncle's'son , and in the presence of the witnesses that subscribed the deed of the purchase, before all the Jews that sat in the court of the guard.

Thus saith Jehovah of hosts, the God of Israel: Take these deeds, this deed of the purchase which is sealed, and this deed which is open, and put them in an earthen vessel; that they may continue many days.

Now after I had delivered the deed of the purchase unto Baruch the son of Neriah, I prayed unto Jehovah, saying,

And they sing a new song, saying, Worthy art thou to take the book, and to open the seals thereof: for thou was slain, and didst purchase unto God with thy blood men of every tribe, and tongue, and people, and nation,