Likutei Sichos – Vol 06 p 028 ff – Yosef’s Death beginning of Galus

Shemos Exile and Redemption (063) This class deals only with the part of the Sicha about Yosef. Though Levi survives Yosef by twenty years, the death of Yosef marks the beginning of the Galus from the spiritual sense. The level of miracles that Ya’akov brought with him to Egypt passed with Yosef’s death.