Genesis 34:12

9 And make ye marriages with us, [and] give your daughters unto us, and take our daughters unto you.

10 And ye shall dwell with us: and the land shall be before you; dwell and trade ye therein, and get you possessions therein.

11 And Shechem said unto her father and unto her brethren, Let me find grace in your eyes, and what ye shall say unto me I will give.

12 Ask me never so much dowry and gift, and I will give according as ye shall say unto me: but give me the damsel to wife.

13 And the sons of Jacob answered Shechem and Hamor his father deceitfully, and said, because he had defiled Dinah their sister:

14 And they said unto them, We cannot do this thing, to give our sister to one that is uncircumcised; for that [were] a reproach unto us:

15 But in this will we consent unto you: If ye will be as we [be], that every male of you be circumcised;