Passover season & how we know exactly when the Day is( The Biblical Calendar)

Passover is quickly coming into season, do you know how to determine the correct time?
i will be starting back on teaching the calendar very soon. if you are passionate about the shabbat and KNOWING the correct way to observe ACCORDING to SCRIPTURE. this is the place for you.

psalm 104 19. the moon determines the moedim
Biblical Calendar
new moon
full moon
Rosh Hodesh
Lunar solar calendar IS Yahiwahs calendar