a biologically related ancestor:
Kings, Prophets, Patriarchs and Judges of Ancient Israel
Patriarch Adam Genesis 5:1
Patriarch Seth Genesis 5:4
Patriarch Enosh Genesis 5:6
Patriarch Keinan Genesis 5:9
Patriarch Mehalalel Genesis 5:12
Patriarch Jared / Jered Genesis 5:15
Patriarch Enoch Genesis 5:18
Patriarch Methuselah Genesis 5:21
Patriarch Lemech / Lamech Genesis :25
Patriarch Noah Genesis 5:28
BCE Noah's Flood Genesis Chapter 7
Patriarch Arphaxad / Arpachshad Genesis 11:10
Patriarch Sala / Shelah Genesis 11:11
Patriarch Heber / Eber Genesis 11:14
S.C Hebrew YahsararElite` :
What I noticed is that; Eber's children started living half his lifespan, 200 years or less a life.
Eber outlived most his descendants. ( he did initiate the first sojourning of a Hebrew who would get up and leave a nation_).
Judges from Joshua to Samuel
Exodus - Mitzrayim/Egypt Multiplying becoming a Nation.