By what law is the knowledge of sin?

Answer

"I had not known sin, but by the law: for I had not known lust, except the law had said, Thou shall not
covet." Rom. 7: 7.

Does faith set aside the law of God?
What did those do who were baptized of John?
What kind of friend is He?
What scripture shows that the Roman emperors ruled the world?
When God brought His people out of Egypt, how did He republish His law?
To whom was this covenant-promise later renewed?
In what condition did David expect to rise?

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