Through Christ, what has been opened to the house of David?

Answer

"In that day there shall be a fountain opened to the house of David and to the inhabitants of Jerusalem for
sin and for uncleanness." Zech. 13: 1.

What would make the death of Christ in vain?
What threefold union is thus established?
3. After the wise men had thus confessed their inability to do what the king required, who offered to interpret the dream?
When did Sin and death enter the world?
Where was the law of God written under the old covenant?
How long did he continue this work there?
How did Christ, from the Old Testament Scriptures, prove the resurrection?

Questions & Answers are from the book Bible Readings for the Home Circle