Vaeira Exile and Redemption (090) Likutei Sichos vol. 26 page 49ff. (Part Two). This class continues the Sicha, explaining the point of this miracle with the serpent, to show Hashem’s dominance over the Pharaoh.

Vaeira Exile and Redemption (089) Likutei Sichos vol. 26 page 49 ff. (part one). The event of the stick becoming a serpent and then a stick again and only then swallowing the sticks of the Egyptian magicians, goes to the core of all the ten Makkos to show Hashem’s dominance over the Pharoh. This explains…