Likutei Sichos – Vol 06 p 046 ff – Pharaoh’s Teshuva

Vaeira Exile and Redemption (101) In the aftermath of מכת ברד (for the first time) we find the Pharaoh being remorseful and even penitent. The way the מכת ברד ended reveals levels in the תשובה that the Pharaoh was thinking to do. Did he do the equivalent of תשובה עילעא or only of תשובה תתאה.