The words "Call ... to mind" were a customary way of telling someone to remember something. AT: "Remember and celebrate this day" (See: [[rc://en/ta/man/translate/figs-idiom]] and [[rc://en/ta/man/translate/figs-explicit]])
Moses speaks of Egypt as if it were a house where people keep slaves. AT: "the place where you were slaves" (See: [[rc://en/ta/man/translate/figs-metaphor]])
Here the word "hand" refers to power. See how you translated "strong hand" in [Exodus 6:1](../06/01.md). (See: [[rc://en/ta/man/translate/figs-metonymy]])