Exodus 4:28

28 Then Moses told Aaron everything the LORD had sent him to say. He also told him about all of the miraculous signs he had commanded him to do.

Exodus 4:28 Meaning and Commentary

Exodus 4:28

And Moses told Aaron all the words of the Lord, who had sent
him
He declared his mission and commission from God, and gave him the particulars of what was to be said both to the people of Israel and to the king of Egypt; and this he did, because Aaron was to be his spokesman unto them: and all the signs which he had commanded him;
to do, first before the children of Israel, and then before Pharaoh; before the one to obtain credit of them, as being sent of God, and before the other to get leave of him for the departure of Israel out of Egypt.

Exodus 4:28 In-Context

26 So the LORD didn't kill Moses. When she said "husband who has forced me to spill my son's blood," she was talking about circumcision.

27 The LORD said to Aaron, "Go into the desert to see Moses." So he greeted Moses at the mountain of God and kissed him.

28 Then Moses told Aaron everything the LORD had sent him to say. He also told him about all of the miraculous signs he had commanded him to do.

29 Moses and Aaron gathered all of the elders of Israel together.

30 Aaron told them everything the LORD had said to Moses. He also did the miracles in the sight of the people.