Genealogies

The Jews reckoned by.
1 Chronicles 9:1 So all Israel were reckoned by genealogies; and, behold, they were written in the book of the kings of Israel and Judah, who were carried away to Babylon for their transgression.

2 Chronicles 31:19 Also of the sons of Aaron the priests, which were in the fields of the suburbs of their cities, in every several city, the men that were expressed by name, to give portions to all the males among the priests, and to all that were reckoned by genealogies among the Levites.
Public registers kept of.
2 Chronicles 12:15 Now the acts of Rehoboam, first and last, are they not written in the book of Shemaiah the prophet, and of Iddo the seer concerning genealogies? And there were wars between Rehoboam and Jeroboam continually.

Nehemiah 7:5 And my God put into mine heart to gather together the nobles, and the rulers, and the people, that they might be reckoned by genealogy. And I found a register of the genealogy of them which came up at the first, and found written therein,

Given.
Matthew 1:1-17 The book of the generation of Jesus Christ, the son of David, the son of Abraham. 2 Abraham begat Isaac; and Isaac begat Jacob; and Jacob begat Judas and his brethren; 3 And Judas begat Phares and Zara of Thamar; and Phares begat Esrom; and Esrom begat Aram; 4 And Aram begat Aminadab; and Aminadab begat Naasson; and Naasson begat Salmon; ...

Luke 3:23-38 And Jesus himself began to be about thirty years of age, being (as was supposed) the son of Joseph, which was the son of Heli, 24 Which was the son of Matthat, which was the son of Levi, which was the son of Melchi, which was the son of Janna, which was the son of Joseph, 25 Which was the son of Mattathias, which was the son of Amos, which was the son of Naum, which was the son of Esli, which was the son of Nagge, 26 Which was the son of Maath, which was the son of Mattathias, which was the son of Semei, which was the son of Joseph, which was the son of Juda, ...
Prove His descent from Judah.
Hebrews 7:14 For it is evident that our Lord sprang out of Juda; of which tribe Moses spake nothing concerning priesthood.

Priests who could not prove their own, excluded from the priesthood.
Ezra 2:62 These sought their register among those that were reckoned by genealogy, but they were not found: therefore were they, as polluted, put from the priesthood.

Nehemiah 7:64 These sought their register among those that were reckoned by genealogy, but it was not found: therefore were they, as polluted, put from the priesthood.
Subject of, to be avoided.
1 Timothy 1:4 Neither give heed to fables and endless genealogies, which minister questions, rather than godly edifying which is in faith: so do.

Titus 3:9 But avoid foolish questions, and genealogies, and contentions, and strivings about the law; for they are unprofitable and vain.
Illustrative of the record of saints in the book of life.
Luke 10:20 Notwithstanding in this rejoice not, that the spirits are subject unto you; but rather rejoice, because your names are written in heaven.

Hebrews 12:23 To the general assembly and church of the firstborn, which are written in heaven, and to God the Judge of all, and to the spirits of just men made perfect,

Revelation 3:5 He that overcometh, the same shall be clothed in white raiment; and I will not blot out his name out of the book of life, but I will confess his name before my Father, and before his angels.