Judges 9:2; Judges 9:5

2 "Say in the ears of all the leaders of Shechem, 'Which is better for you, that all seventy of the sons of Jerubbaal rule over you, or that one rule over you?' Remember also that I am your bone and your flesh."

5 And he went to his father's house at Ophrah and killed his brothers the sons of Jerubbaal, seventy men, on one stone. But Jotham the youngest son of Jerubbaal was left, for he hid himself.