Ezra 1:3 Who is there among you of all his people? his God be with him, and let him go up to Jerusalem, which is in Judah, and build the house of the LORD God of Israel, (he is the God,) which is in Jerusalem.
God has given the king a job to accomplish. The king tells the people that some will go and others will be helping to send to help those who go. Those who remained were not freed from the responsibility. This was the instruction of a pagan king.
How much more should you and I take seriously our charge? Theirs was to build an earthly physical building. Ours is to build a heavenly spiritual kingdom as the gospel of Jesus Christ spreads across the globe and transforms men and women. Decide to allow God to use you however you will be more effective to get the gospel around this world.