Upon what ground were the previous promises then renewed to Abraham?

Answer

"And said, By Myself have I sworn, saith the Lord, for because thou hast done this thing, and hast not
withheld thy son, thine only son: that in blessing I will bless thee, and in multiplying I will multiply thy
seed as the stars of the heaven, and as the sand which is upon the seashore; and thy seed shall possess the
gate of his enemies; and in thy seed shall all the nations of the earth be blessed; because thou hast obeyed
My voice." Verses 16-18.

By whom were the men directed who thus spoke for God?
To whom are sinners brought by conversion?
Can man of himself, unaided by Christ, keep the law?
After the crucifixion, what day was kept by the women who followed Jesus?
By whom were all things created?
What did the prophet see coming up at this time?
How ancient is this doctrine of Christ's coming?

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