Proverbs 24:15

Treasury of Scripture Knowledge

Lay not wait, O wicked man, against the dwelling of the righteous; spoil not his resting place:

and took counsel together to get hold of Jesus by craft and have him put to death.

But their plot came to the ears of Saul, and, although they kept watch on the gates day and night in order to make away with him,

Now Paul's nephew heard about their treacherous ambush; so he got admission to the barracks and told Paul.

as a special favour, to send for him to Jerusalem, meaning to lay an ambush for him and murder him on the road.