1 Samuel 4:18

4:18 When he mentioned the ark of God, Eli fell backward from his chair beside the gate. He broke his neck and died, for he was old and heavy. He had judged Israel for forty years.

1 Samuel 21:13

21:13 He altered his behavior in their presence. Since he was in their power, he pretended to be insane, making marks on the doors of the gate and letting his saliva run down his beard.