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.

To what extent has Christ suffered for sinners?
What was Christ made, to release men from sin?
When Christ ascended, what did He give to men?
When brought before the king, what did Daniel say?
After the crucifixion, what day was kept by the women who followed Jesus?
How does Paul speak of this coming?
How are God's remnant people described?

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