Proof purely from the scriptures which is a legal document!
So then you are no longer strangers and aliens, but you are fellow citizens with the saints, and are of God's household, having been built on the foundation of the apostles and prophets, Christ Jesus Himself being the corner stone, in whom the whole building, being fitted together, is growing into a holy temple in the Lord,…
The stone the builders rejected has become the cornerstone;
Wisdom has built her house; she has set up its seven pillars.
So this is what the Sovereign LORD says: "See, I lay a stone in Zion, a tested stone, a precious cornerstone for a sure foundation; the one who relies on it will never be stricken with panic.
From Judah will come the cornerstone, from him the tent peg, from him the battle bow, from him every ruler.
And I tell you that you are Peter, and on this rock I will build my church, and the gates of Hades will not overcome it.
Jesus looked directly at them and asked, "Then what is the meaning of that which is written: "'The stone the builders rejected has become the cornerstone'?
1 Corinthians 3:9
For we are co-workers in God's service; you are God's field, God's building.
1 Corinthians 3:10
By the grace God has given me, I laid a foundation as a wise builder, and someone else is building on it. But each one should build with care.
1 Corinthians 3:11
For no one can lay any foundation other than the one already laid, which is Jesus Christ.
1 Corinthians 12:28
And God has placed in the church first of all apostles, second prophets, third teachers, then miracles, then gifts of healing, of helping, of guidance, and of different kinds of tongues.
which was not made known to people in other generations as it has now been revealed by the Spirit to God's holy apostles and prophets.
rooted and built up in him, strengthened in the faith as you were taught, and overflowing with thankfulness.
1 Peter 2:6
For in Scripture it says: "See, I lay a stone in Zion, a chosen and precious cornerstone, and the one who trusts in him will never be put to shame."
The wall of the city had twelve foundations, and on them were the names of the twelve apostles of the Lamb.