I feel a bit embarrassed that there has not been any action on this board basically all day.
Since multiple divrei torah are permitted, here goes:
The Vilna Gaon was once asked why the notes “Kadma V’azla” were assigned to the words “V’yimarriru es chayeyhem” (and he embittered their lives), since they are notes generally used for happier instances.
The Vilna Gaon replied that since the Egyptians embittered the lives of Bnei Yisroel, “Kadmu V’Azlu” Benei Yisroel got up (Kadmu) and left (azlu) 190 years earlier than destined.
Additionally, Kadman V’Azla is gematria 190