The work of rebuilding the wall is not fully completed until the city is inhabited with a sufficient population and the wall is dedicated to the Lord. If you have done a work for the Lord, make sure that you finish the work by making sure that it set on a firm foundation and by dedicating it to the Lord and to His service.
A covenant is a solemn agreement. The most important covenants in the Bible are those in which God makes a covenant with man: the Abrahamic Covenant, the Davidic Covenant, etc. Here is a covenant which man makes with God. The Israelites recognize the importance of God and covenant together to wholly follow Him.
Though it seemed at one time that all hope was gone for the Jews, God brings deliverance in the end. But when God delivers, it is not just a partial deliverance. He gives an absolute, miraculous deliverance from Haman and from the decree to destroy the Jews. We can learn much about the mighty power and the supreme goodness of God from this lesson.
Many years ago, Bible students began to see a connection between the conflict in the book of Esther and the conflict inside each man and woman (Galatians 5:17). The entire book makes for a powerful allegory that demonstrates how we can have victory over the flesh and live in the power of the Spirit.
As in the previous chapter, we see here a plain telling of events without any explanation of good or evil. However, these first two chapters are setting up the circumstances for a powerful story. As in chapter one, this lesson shows us the ways of the world.
