1 Samuel 26:10

26:10 David went on to say, “As the Lord lives, the Lord himself will strike him down. Either his day will come and he will die, or he will go down into battle and be swept away.

1 Samuel 31:4

31:4 Saul said to his armor bearer, “Draw your sword and stab me with it! Otherwise these uncircumcised people will come, stab me, and torture me.” But his armor bearer refused to do it, because he was very afraid. So Saul took his sword and fell on it.