To whom was this covenant-promise later renewed?

Answer

"And God said unto Abraham, . . . Sarah thy wife shall bear thee a son indeed; and thou shall call his name
Isaac:- and I will establish My covenant with him for an everlasting covenant, and with his seed after him."
"I will make thy seed to multiply as the stars of heaven. . . . and in thy seed shall all the nations of the earth
be blessed." Gen. 17: 15-19; 26: 4.

From whom does faith come?
What assurance has the believer of his union with God?
By what means is all Scripture given?
Why is the execution of the judgment given to Christ?
Will the world be prepared to meet Him?
What will be done with the righteous living?
From whom do all good and perfect gifts come?

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