blessed through Abraham’s offspring
Genesis 12:3 (KJV) And I will bless them that bless thee, and curse him that curseth thee: and in thee shall all families of the earth be blessed.
Matthew 1:1 The book of the generation of Jesus Christ, the son of David, the son of Abraham.
Galatians 3:8 And the scripture, foreseeing that God would justify the heathen through faith, preached before the gospel unto Abraham, saying, In thee shall all nations be blessed.
Galatians 3:16 Now to Abraham and his seed were the promises made. He saith not, And to seeds, as of many; but as of one, And to thy seed, which is Christ.