What does the Bible say about the house the Lord builds?

Psalm 127 emphasizes that the true foundation and builder of our lives, families, and faith is the Lord Himself. When we attempt to construct our lives without His guidance and work, our efforts are ultimately fruitless and in vain. The metaphor of a house can refer to various dimensions of life, including our families, our communities, and particularly the body of Christ, composed of the elect who have been predestined and called according to His purpose. As the New Testament clarifies in Hebrews 3:4, every house is built by someone, but God is the ultimate builder of all things, and it is He who establishes the true 'house' of His people.