To the land, viz. of Canaan, as Exodus 12:19. For in the wilderness they kept this feast but once, and that by God's particular direction, Numbers 9:2.
Related Commentaries of Exodus 12:25
Exodus 12:25
25 And it shall come to pass, when ye be come to the land which the LORD will give you, according as he hath promised, that ye shall keep this service.