What is the meaning of Luke 17:20?

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

When asked by the Pharisees when the kingdom of God would come, Jesus replied, “The kingdom of God will not come with observable signs.

Berean Standard Bible (BSB)

Being asked by the Pharisees when the Kingdom of God would come, he answered them, “The Kingdom of God doesn’t come with observation;

World English Bible (WEB)

And{G1161} when he was demanded{G1905}{(G5685)} of{G5259} the Pharisees{G5330}, when{G4219} the kingdom{G932} of God{G2316} should come{G2064}{(G5736)}, he answered{G611}{(G5662)} them{G846} and{G2532} said{G2036}{(G5627)}, The kingdom{G932} of God{G2316} cometh{G2064}{(G5736)} not{G3756} with{G3326} observation{G3907}:

Strong's King James

(20) Now being questioned by the Pharisees as to when the Kingdom of The אֱלֹהִים Elohim was coming, He answered them and said, "The Kingdom of The אֱלֹהִים Elohim isn't coming with observation,

The F.O.G*

[20] When some Pharisees demanded to know exactly when God's Kingdom would arrive, the Messiah replied, "God's Kingdom doesn't come with visible signs that can be tracked like weather patterns.

The F.O.G Paraphrase

And having been questioned by the Pharisees, when the reign of God doth come, he answered them, and said, ‘The reign of God doth not come with observation;

Young's Literal Translation