The expression "I am the Lord your God" is repeated dozens of times in different contexts in the Old Testament, consistently understood as a declaration through which God asserts authority over humans, an authority infused into the nature of the Commandments
The spiritual potential opened by verse "26. Let us make man in Our image and likeness" (Genesis:1) is supported by the immediately following verse "27. And God made man in His own image
The scandal sparked by the Apostle Paul's question "Why the Law?" from the Epistle to the Galatians has been going on for two thousand years. According to historians' periodization, the Epistle was probably written around 50-51 AD