TSK · Genesis 29:33

And Rachel said, God hath judged me, and hath also heard my voice, and hath given me a son: therefore called she his name Dan.

And Leah said, God hath given me my hire, because I gave my handmaid to my husband: and she called his name Issachar.

And it came to pass on the third day, when they were sore, that two of the sons of Jacob, Simeon and Levi, Dinah's brethren, took each man his sword, and came upon the city unawares, and slew all the males.

the sons of Leah: Reuben, Jacob's first-born, and Simeon, and Levi, and Judah, and Issachar, and Zebulun;

Simeon and Levi are brethren; Weapons of violence are their swords.