When God set His name on Jerusalem He called it “Holy City.” Such it was for many years where people came to worship in His Sanctuary. But, all this changed by the wickedness of the people that God was now ready to forsake it completely.
Instead of being a city of TRUTH and RIGHTEOUSNESS it was a city of falsehood and wickedness. Whoredom instead of being a place of holiness.
It had become unclean with the blood of thousands of little children who had been offered in sacrifice to Molech: MOLOCH (a king, dominion). The false god worshipped by the Amorites (Leviticus 18:21; 20:1-5; 1 Kings 11:7; 2 Kings 23:10; 2 Chronicles 33:6; Jeremian 7:29-34; 19:1-3; Ezekiel 20:26-39; Amos 5:26; Acts 7:43).
Matthew Henry says, “Moloch was the idol of the children of Ammon, to which they barbarously offered their own children in sacrifice, which they could not do without great terror and grief to themselves and their families; yet this unnatural idolatry they arrived at, when God gave them up to worship the host of heaven. The sad thing is that Solomon brought back the worship of Moloch.
Time after time God had sent His prophets to protect against the evils among His people, but things grew worse and worse until the city was so polluted that He was about to give it over to the cruel enemies who were against it.
Certainly there are lessons in this chapter to see the condition of the church today: In the beginning the people of God delighted in His word and loved His truth; but little by little depravity set in; the church took up with the ways of the heathen, out of which she had been called.
Meditate verses 1-5 and think about Ezekiel was called upon to act as Judge in the name of the Lord.
With murder, idolatry and corruption Jerusalem had become a reproach and mocking in other countries.