Of the sons of Shephatiah, Zebadiah son of Michael, with 80 men;
There came eighty men from Shechem, from Shiloh, and from Samaria, having their beards shaved off and their clothes torn and having cut themselves, bringing cereal offerings and incense, going up [to Jerusalem] to present them in the house of the Lord.
2 Kings 10:24
And when they went in to offer sacrifices and burnt offerings, Jehu appointed eighty men outside and said, If any of the men whom I have brought into your hands escape, he who lets him go shall forfeit his own life for his life.
1 Samuel 22:18
The king said to Doeg, You turn and fall upon the priests. And Doeg the Edomite turned and attacked the priests and slew that day eighty-five persons who wore the priest's linen ephod.