Matthew Poole and continuators on Exodus 12:15

15 Seven dayes shall ye eat unleavened bread even the first day ye shall put away leaven out of your houses: For whosoever eateth leavened bread from the first day untill the seventh day, that soul shall be cut off from Israel.

Besides and after the day of eating the Passeover, which was a distinct feast and no part of the feast of unleavened bread.

To remind them of their departure out of Egypt, which was so sudden, that they had not leisure to leaven their dough. See more on ver. 8.

Either by excommunication, or by death to be inflicted by the Magistrate, and, in case of his neglect, by God himself. Nor let any one think that this was too severe a punishment for what may seem no great offence. For this was indeed a very great crime, being a manifest contempt of God and a rebellion against Gods authority and express command, which surely deserves as severe a punishment as is inflicted upon Rebels against their Prince, especially considering that the Israelites were the people and subjects of God in a peculiar manner. It was also a tacit renunciation of their Religion, and of the covenant of God with them, and of their interest both in that past deliverance out of Egypt, and in the future deliverance by the Messias. See more on Gen. 17. 14.

Marginal references: chap. 13. [illegible: 1+ letters]. and 23. 15. and 34. 18.; Gen. 17▪ 14▪