The Temple will be rebuilt:
Zechariah 8:2 Again, the word of the Lord came to me; I am very jealous for Zion, I am burning with jealousy for her.
[the Lord will clear the holy Land. Deuteronomy 32:34-43]
Zechariah 8:6 This is what the Lord says; I will return to Zion and dwell in Jerusalem, it will be called the City of Faithfulness and the Temple mount will be called the Holy Mountain.
Once again old people and children will inhabit the streets of Jerusalem.
Even if this may seem impossible to the remnant of this nation, will it be impossible for Me?
Zechariah 8:7-8 These are the words of the Lord of Hosts; I am about to rescue My people from countries in the East and West and bring them back to live in Jerusalem. They will be My people and I shall be their God, in faithfulness and justice.
The Land cleansed, His faithful Christian people gathered and settled in the Land. Back to Jerusalem: the place of origin for our Christian faith.
Zechariah 8:9 These are the words of the Lord of Hosts; Take heart, all you who now hear that the Temple is to be rebuilt as the prophets foretold. [Zechariah 6:15, Haggai 2:-9, +]
Zechariah 8:12 Before that time, there was no hiring of man or beast, because of your enemies, for I had set every man against his neighbor.
But, I do not feel the same toward the remnant of this people as I did in former days, says the Lord of Hosts.
For they will sow in safety, I will give them rain and the Land will yield it’s produce. This is the inheritance of My people.
Zech 8:13 To the nations you, House of Judah and House of Israel, have become as a curse; now I shall save you – you will become proverbial as a blessing. Courage, do not lose heart!
[His Christian people, Jews and Gentiles, will be an example to the nations]
Zechariah 8:14-15 These are the words of the Lord; Just as I determined to bring disaster on you when your forefathers [Galatians 3:26-29; by faith.] made Me angry, so I have resolved to do good again to Jerusalem and Judah. Do not be afraid.
Zechariah 8:16-17 This is what you must do; speak the truth to each other and administer true justice in your courts. Do not plot evil and do not love perjury, for all these I hate. This is the word of the Lord.
Zechariah 8:19 These are the words of the Lord; Keep the fasts of the 4th, 5th, 7th and 10th months. They will be festivals of joy for Judah. Love truth and peace.
Zechariah 8:20-22 These are the words of the Lord; In future, nations and peoples will come to Jerusalem to entreat the favor of the Lord. Zechariah 14:16-21
At His place of residence; the new Temple.
Zechariah 8:23 These are the words of the Lord; In those days, 10 people from every nation will take hold of a Jew and say; Let us go with you, for we have heard that God is with you. Who is a real Jew? Romans 2:29 makes that clear.