GAL 3:19

19 So, [if someone should ask], “Why [did God later give] his laws [to Moses?” I would reply that] it was in order that [people might realize] how sinful they were. [Those laws were valid] until [Jesus came. He was] the descendant that God [was referring to when he made] the promises to Abraham. [The laws] were given {[God] gave [his laws]} [to Moses] by God’s causing angels to [speak to him. Moses was the] mediator, [the one who told the laws to the people].