How early was this sacrificial system known?

Answer

"By faith Abel offered unto God a more excellent sacrifice than Cain, by which he obtained witness that he
was righteous, God testifying of his gifts." Heb. 11: 4. See Gen. 4: 3-5; 8: 20.

In thus reconciling the world unto Himself, what attitude did God take toward men?
6. Until what time were the saints, times, and law of the Most High to be given into the hands of the little horn?
While drinking the wine, what gods did they honor?
What is the nature of Gods law?
What did Christ nail to His cross?
Why are the Scriptures given?
What petitions may we confidently expect God to hear?

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