הֲטֶרֶם תֵּדַע כִּי...?

ביטוי (אנגלית)

Before you know that...?

הגדרה (אנגלית)

If you still don't know that...

("And Pharaoh's servants said unto him, How long shall this man be a burden unto us, that he will let the people go, and serve the LORD their God, before thou knowest that Egypt is destroyed?" - Exodus 10:7)