Significance of Return
Then, they shall know that I am the Lord, who sent them into captivity among the nations, but also brought them back to their land, and left none of them captivity any longer. 'And I will not hide My face from them anymore: for I shall have poured out My Spirit on the house of Israel.' says the Lord God. (Ezekiel 39:28-29)
1) Bring spiritual blessings to Israel
The Lord has have a promis to pour out the Holy Spirit when Israel peopl are gotten gather in the promis land. Return of Israel has a close relation to blessing of Israel
It seems we do not have anything to do when we look at difficult situations of Israel for now, but by those verses, we can find a comfort and resolutions for all problems that Israel have by blessings of the Lord through return.
2) for return of Jesus and salvation of Jews
Ezekiel 36:24-25 say 'I will sprinkle clean water on you, ...and I will cleanse you....' Racial salvation of the Jew has a close relation to and retern.
"Repent, then, and turn to God, so that your sins may be wiped out, that times of refreshing may come from the Lord, and that he may send the Christ , who has been appointed for you-even Jesus." (Acts 3:19-20)
God's plan has to be restored for His second coming.
Return of his people is the one of the most important matter that need to be restored.
3) For salvations of Gentiles
"I will show the holiness of my great name, which has been profaned among the nations, the name you have profaned among them. Then the nations will know that I am the Lord, declares the Sovereing Lord, when I show myself holy through you before their eyes." (Ezekiel 36:23-24)
The Bible says, glory of God will be revealed to Gentiles thorugh return of the Jews. And all nations will know the Lord. To support for return is a part of World Mission.