At three years of age the ram, heifer and goat would have been at their prime as far as health, wellness and age.
Abram was 75 years old in Gn 12:1-9 and doesn't tell his age until later in the Bible.
God instructed Abraham to leave his family and homeland in Genesis 12.
Tell Me Why - Genesis song - was created in 1991.
Genesis tells about a few different things: The creation account Man's fall into sin God's judgment by a flood because of man's sinful nature The setting apart of a man (Abram) to become a nation set apart to God The settling of that nation in Canaan, then their moving to Egypt.
In Genesis chapter 17 Genesis 17:16 And I (God) will bless her (Sarah) and also give you (Abraham) a son by her; then I will bless her, and she shall be a mother of nations; kings of peoples shall be from her."
Chapter 15.
Genesis
That God made it.
Read Genesis 1 in the Bible. It will tell you.
Genesis 1:28 and Genesis 9:1.
Most people like the book of Genesis. I like it because it tell how people came on earth.
It is everywhere in that book.