Exodus 4:20 And Moses took his wife and his sons, and set them upon an ass, and he returned to the land of Egypt: and Moses took the rod of God in his hand.

Exodus 4:20 So Moses took his wife and his sons and mounted them on a donkey, and he returned to the land of Egypt. Moses also took the staff of God in his hand.

20. Moses took his wife and his sons, and set them upon an ass--Septuagint, "asses." Those animals are not now used in the desert of Sinai except by the Arabs for short distances.
returned--entered on his journey towards Egypt.
he took the rod of God--so called from its being appropriated to His service, and because whatever miracles it might be employed in performing would be wrought not by its inherent properties, but by a divine power following on its use. (Compare Ac 3:12).

JFB.

Exodus 4 Images and Notes

Brief Summary: The LORD gives signs to Moses, Aaron is chosen as a spokesman, The Children of Israel are the LORD's firstborn and must be released to serve Him, Zipporah circumcises his son, Moses and Aaron lead in worship.

Outline
1 Moses' rod is turned into a serpent
6 His hand becomes leprous
10 He is loath to be sent
14 Aaron is appointed to assist him
18 Moses departs from Jethro
21 God's message to Pharaoh
24 Zipporah circumcises her son
27 Aaron is sent to meet Moses
31 The people believe them

Photo of the Sinai Wilderness