Numbers 15:20-21; Numbers 18:12; Numbers 24:20
Ye shall offer up a cake of the first of your dough for an heave offering: as ye do the heave offering of the threshingfloor, so shall ye heave it.
Of the first of your dough ye shall give unto the LORD an heave offering in your generations.
All the best of the oil, and all the best of the wine, and of the wheat, the firstfruits of them which they shall offer unto the LORD, them have I given thee.
And when he looked on Amalek, he took up his parable, and said , Amalek was the first of the nations; but his latter end shall be that he perish for ever.