What is the meaning of Zechariah 1:11?

* The two F.O.G. Bibles & Commentary below are currently a work in progress.

And the riders answered the angel of the LORD who was standing among the myrtle trees, “We have patrolled the earth, and behold, all the earth is at rest and tranquil.”

Berean Standard Bible (BSB)

They reported to the angel of Yahweh who stood among the myrtle trees, and said, “We have walked back and forth through the earth, and behold, all the earth is at rest and in peace.”

World English Bible (WEB)

And they answered{H6030}{(H8799)} the angel{H4397} of the LORD{H3068} that stood{H5975}{(H8802)} among the myrtle trees{H1918}, and said{H559}{(H8799)}, We have walked to and fro{H1980}{(H8694)} through the earth{H776}, and, behold, all the earth{H776} sitteth still{H3427}{(H8802)}, and is at rest{H8252}{(H8802)}.

Strong's King James

So they testified to אֵת the angel of יהוה Yahweh who was standing among the myrtle bushes and said, "We have walked about through the land, and behold, all the land is dwelling at rest."

The F.O.G*

The F.O.G Paraphrase

And they answer the messenger of Jehovah who is standing between the myrtles, and say, ‘We have walked up and down in the land, and lo, all the land is sitting still, and at rest.’

Young's Literal Translation