On what did God write the Ten Commandments?

Answer

"And He declared unto you His covenant, which He commanded you to perform, even Ten
Commandments; and He wrote them upon two tables of stone." Deut. 4: 13.

After He had prayed this remarkable prayer three times, what occurred?
By what commands has God guarded the marriage relation?
For what reason is worship justly due to God?
How comprehensive are these commandments?
What will constitute the second plague?
Whom does God comfort?
When will immortality be conferred upon the saints?

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