'Slain' in the Bible

So the decree went out that the wise men were to be killed; and they looked for Daniel and his companions to put them to death.

During that same night Belshazzar the [last] Chaldean king was slain [by troops of the invading army].

Then I kept looking because of the sound of the great and boastful words which the horn was speaking. I kept looking until the beast was slain, and its body destroyed and given to be burned with fire.

Yes, those who eat his fine food will betray and destroy him (Ptolemy VI), and his army will be swept away, and many will fall down slain.