The people bowed the head and worshipped — They hereby signified their submission to this institution as a law, and their thankfulness for it as a favour and privilege.
Related Commentaries of Exodus 12:27
Exodus 12:27
27 That ye shall say, It is the sacrifice of the LORD'S passover, who passed over the houses of the children of Israel in Egypt, when he smote the Egyptians, and delivered our houses. And the people bowed the head and worshipped.