THIS IS HOW GOD FULFILLED HIS THIRD PROMISE OF THE ABRAHAMIC COVENANT........

The following Scriptures tell us how God confirmed, ie. fulfilled , the THIRD PROMISE of the Abrahamic Covenant which is the PROMISE OF A SAVIOR for Israel and ALSO the whole world according to :

Acts 3:25-26

"You are the children of the prophets , AND OF THE COVENANT WHICH GOD MADE WITH OUR FATHERS , saying UNTO ABRAHAM, And in thy seed SHALL ALL THE KINDREDS OF THE EARTH BE BLESSED . Unto you first , GOD  HAVING RAISED UP HIS SON JESUS , sent Him to bless you."

Acts 13:22-23

"He raised up unto them  David to be their King,  to whom He also gave testimony and said, I have found David the son of Jesse, a man after My own heart, WHICH SHALL FULFILL ALL MY WILL ( promises ). Of this man's seed has God ,  ACCORDING TO HIS ( third Abrahamic ) PROMISE RAISED UNTO ISRAEL A SAVIOR, JESUS." 

Galatians 3:16

"Now TO ABRAHAM and his seed WERE THE PROMISES MADE...... And to thy seed WHICH IS CHRIST."

Galatians 3:29

"And if ye be Christ's , THEN YOU ARE ABRAHAM'S SEED, and heirs ACCORDING TO THE PROMISE."   ( ie. the third promise of the  Abrahamic Covenant )

SO THER YOU HAVE IT :

Nothing more needs to be said !

According to Your  Holy Word, come Lord Jesus !