"Genealogy" of the righteous is a spiritual continuity of knowledge of the Will of God, God's Commandments, which is based on the experience of research of the Holy Scriptures of the Prophets, Christ and His Apostles and the practice of pious life of many generations of the righteous.
"Genealogy" of the righteous is a consistent, continuous transmission from lineage to lineage, from one generation to another, throughout the history of mankind, of the knowledge of God's Will - His Laws, Commandments, values of spiritual, righteous experience of living according to God's Covenants.
Negative Value.
"Genealogy" sinful - these are the generations, generations of people who reject, violate, distort the Will of God, His Commandments.