Galatians 3:8
And the Scripture, foreseeing that God would justify the gentiles through faith, proclaimed beforehand the Gospel to Abraham, saying, "In you shall all the nations be blessed."
Acts 3:25
Ye are the sons of the prophets, and of the covenant which God made with your fathers, saying to Abraham, 'And in your Seed shall all the families of the earth be blessed.'
Galatians 3:16
Now to Abraham were the promises spoken, and to his Seed. He saith not, "And to seeds," as of many; but as of One, "and to your Seed"; which is Christ.
Hebrews 11:2
for in this the elders were well reported of.