Exodus 4:28

28 And Moses told Aaron all the words of the Lord, by which he had sent him, and the signs that he had commanded.

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 And he let him go after she had said: A bloody spouse art thou to me, because of the circumcision.

27 And the Lord said to Aaron: Go into the desert to meet Moses. And he went forth to meet him in the mountain of God, and kissed him.

28 And Moses told Aaron all the words of the Lord, by which he had sent him, and the signs that he had commanded.

29 And they came together, and they assembled all the ancients of the children of Israel.

30 And Aaron spoke all the words which the Lord had said to Moses: and he wrought the signs before the people.