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.

What is promised to him who wills to do God's will?
In view of God's great love, what may we confidently expect?
What testimony did the chief priests and Pharisees bear concerning Christ's work?
As He cried out in agony on the cross, and said, 9, thirst,\" what was given Him?
How was the faithfulness of this church commended?
Why does Christ desire this growth in His followers?
27. What wonderful promises are made to those who thus minister to the wants and distresses of others?

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