15:19-23 Here is a direction what to do with the firstlings. We are not now limited as the Israelites were; we make no difference between a first calf, or lamb, and the rest. Let us then look to the gospel meaning of this law, devoting ourselves and the first of our time and strength to God; and using all our comforts and enjoyments to his praise, and under the direction of his law, as we have them all by his gift.Only thou shalt not eat the blood thereof,.... Of the firstling:

thou shalt pour it upon the ground as water; See Gill on Deuteronomy 12:16; see Gill on Deuteronomy 12:23; see Gill on Deuteronomy 12:24.