Exodus 12:47
The whole community of Israel must celebrate
Exodus 12:6
You are to keep it until the fourteenth day of this month; then the whole assembly of the community of Israel will slaughter the animals at twilight.
Numbers 9:13
“But the man who is ceremonially clean, is not on a journey, and yet fails to observe the Passover is to be cut off from his people, because he did not present the Lord’s offering at its appointed time. That man will bear the consequences of his sin.
Exodus 12:3
Tell the whole community of Israel that on the tenth day of this month they must each select an animal of the flock according to their fathers’ households, one animal per household.