Leviticus 25:51

But every man's servant that is bought for money, when thou hast circumcised him, then shall he eat thereof.

And he that is eight days old shall be circumcised among you, every man child in your generations, he that is born in the house, or bought with money of any stranger, which is not of thy seed. he that is eight: Heb. a son of eight days

He that is born in thy house, and he that is bought with thy money, must needs be circumcised: and my covenant shall be in your flesh for an everlasting covenant.

And Abraham took Ishmael his son, and all that were born in his house, and all that were bought with his money, every male among the men of Abraham's house; and circumcised the flesh of their foreskin in the selfsame day, as God had said unto him.

And all the men of his house, born in the house, and bought with money of the stranger, were circumcised with him.

And thither were all the flocks gathered: and they rolled the stone from the well's mouth, and watered the sheep, and put the stone again upon the well's mouth in his place.

And as one of them opened his sack to give his ass provender in the inn, he espied his money; for, behold, it was in his sack's mouth.

And take double money in your hand; and the money that was brought again in the mouth of your sacks, carry it again in your hand; peradventure it was an oversight: