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 whom are those who suffer exhorted to commit their souls?
What question did others raise in opposition to this view?
How should parents bring up their children?
In what prophecy did Christ recognize Daniel as a prophet?
What time intervenes between the two resurrections?
What awaits those who despise the means of grace?
2. What sign had been foretold by the prophet Isaiah by which Christ, at His first advent, might be known as the Messiah?

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