The text known as "Second Enoch," was discovered in 1886 by Professor Sokolov in the archives of the Belgrade Public Library. The Second Book of Enoch, or 2 Enoch was written in the latter half of the first century A.D. but had gone through alterations and additions to make it more acceptable to the Christian community. It was written in Slavonic but had evidence of being translated from another language. 2 Enoch has also been known by the title "The Secrets of Enoch." 2 Enoch and is an expansion of Genesis 5:21-32, taking the reader from the time of Enoch to the onset of the great flood of Noah's day.