Judges 9:18

Today you turned against my father's family. You killed his sons, seventy men on a single stone. And this because Abimelech, his son by his servant woman, is your relative, you have made him king of Shechem.

Judges 9:5-6

He went to his father's house at Ophrah. There on top of a single stone he killed his seventy brothers, Gideon's sons. Gideon's youngest son Jotham hid and therefore was not killed.

Judges 8:30-31

He had many wives and seventy sons.

Judges 8:35

They did not show kindness to the family of Gideon for all the good that he had done for Israel.

Judges 9:14

So then all the trees said to the thorn bush: 'You come and be our king!

Psalm 109:4

In return for my love, they accuse me, but I pray for them.

Treasury of Scripture Knowledge

Summary

And ye are risen up against my father's house this day, and have slain his sons, threescore and ten persons, upon one stone, and have made Abimelech, the son of his maidservant, king over the men of Shechem, because he is your brother;)

Bible References

Are risen

Judges 9:5
He went to his father's house at Ophrah. There on top of a single stone he killed his seventy brothers, Gideon's sons. Gideon's youngest son Jotham hid and therefore was not killed.
Judges 8:35
They did not show kindness to the family of Gideon for all the good that he had done for Israel.
Psalm 109:4
In return for my love, they accuse me, but I pray for them.

Abimelech

Judges 9:6
All the men of Shechem and Bethmillo got together and went to the sacred oak tree at Shechem, where they made Abimelech king.
Judges 8:31
He also kept a concubine in Shechem. She bore him a son, and he named him Abimelech.