Exodus 12:25-27

Thomson(i) 25 And when you come to the land which the Lord will give you as he hath spoken, you must keep up this religious service. 26 And if your children say to you, What is the meaning of this religious service? 27 then you shall say to them, It is the sacrifice of the Passover of the Lord; because he passed over the houses of the Israelites in Egypt when he smote the Egyptians, and delivered our houses. Upon which the people bowed down and worshipped;