This is the book of the generations of Adam. When God created man, he made him in the likeness of God.
▸The phrase 'book of the generations of Adam' (sefer toledot Adam) marks the first use of the formal formula 'toledot' (these are the generations/history of.
The phrase 'book of the generations of Adam' (sefer toledot Adam) marks the first use of the formal formula 'toledot' (these are the generations/history of...) which divides major sections of Genesis. Chapter 5 records the genealogy from Adam to Noah, describing each person's life in a regular formulaic pattern. The opening reminder of the 'likeness of God' from Genesis 1 emphasizes that even through the long genealogy, the fundamental identity of each human being is that of image-bearer of God.