3 Bible Verses about Whistling

I will whistle for them, and gather them. For I have redeemed them, and they shall increase as they have increased.

And he will lift up an ensign to the nations from far, and will whistle for them from the end of the earth, and, behold, they shall come with speed swiftly.

And it shall come to pass in that day, that LORD will whistle for the fly that is in the outermost part of the rivers of Egypt, and for the bee that is in the land of Assyria.