Exodus 12:47
All the congregation of Israel shall keep it.
Exodus 12:6
And you shall keep it up until the fourteenth day of the same month. And the whole assembly of the congregation of Israel shall kill it in the evening.
Numbers 9:13
But the man that is clean, and is not in a journey, and holds back from preparing the Passover, even the same soul shall be cut off from among his people. Because he did not bring the offering of Jehovah in His appointed time, that man shall bear his sin.
Exodus 12:3
Speak to all the congregation of Israel, saying, In the tenth of this month they shall take to them each man a lamb for a father's house, a lamb for a house.