What was the relationship between Moses and Aaron?
Moses and Aaron were brothers, the sons of Amram and Jochebed. Aaron was three years older. Numbers 26:59; Exodus 7:7
What the Bible says
Numbers 26:59
Who had to wife Jochabed the daughter of Levi, who was horn to him in Egypt. She bore to her husband Amram sons, Aaron and Moses, and Mary their sister.
Exodus 7:7
And Moses was eighty years old, and Aaron eighty-three, when they spoke to Pharao.
Douay-Rheims Bible (Challoner revision), public domain.
Did you know?
God made Aaron the voice of Moses. Moses told him what God commanded, and Aaron spoke to the people. Exodus 4:15-16