The Doctrine of the Ages in the Bible -Dr. Ernest L. Martin-
https://www.askelm.com/doctrine/d050101.htm
The Doctrine of the Ages in the Bible
The teaching of the Scriptures regarding the eons provides answers to frustrating questions concerning the meaning of human existence. God's purpose in creating man, and God's purpose of the eons are inseparably related. Many are unfamiliar with this important subject because the facts have been concealed by incorrect and misleading translations of the Bible from the original languages into English.
The eons of the Bible With Concordance, God's purpose of the eons
http://saviourofall.org/Tracts/Eons2.html