3 Bible Verses about Whistling

I will whistle and gather them
because I have redeemed them;
they will be as numerous as they once were.

He raises a signal flag for the distant nations
and whistles for them from the ends of the earth.
Look—how quickly and swiftly they come!

On that day
the Lord will whistle to the fly
that is at the farthest streams of the Nile
and to the bee that is in the land of Assyria.