Heaved up: this was done by throwing the parts upward, and catching them again. Even of that which is for Aaron, and of that which is for his sons: the words may be rendered thus, of which breast and shoulder of the ram shall be Aaron's portion, and of which shall be the portion of his sons; so there is only an ellipsis of the verb substantive, which is most common, and the Hebrew prefix lamed designs a thing belonging to the person to whom that is prefixed, as it is in other like cases, as Genesis 40:8 Deuteronomy 1:17 Psalms 47:9.
Related Commentaries of Exodus 29:27
Exodus 29:27
27 And thou shalt sanctify the breast of the wave offering, and the shoulder of the heave offering, which is waved, and which is heaved up, of the ram of the consecration, even of that which is for Aaron, and of that which is for his sons: