קֹ֤דֶשׁ יִשְׂרָאֵל֙ לַיהוָ֔ה רֵאשִׁ֖ית תְּבוּאָתֹ֑ה כָּל־אֹכְלָ֣יו יֶאְשָׁ֔מוּ רָעָ֛ה תָּבֹ֥א אֲלֵיהֶ֖ם נְאֻם־יְהוָֽה׃ (פ)
Rashi on Jeremiah
the first of His grain Like the first of the harvest before the Omer, which it is forbidden to eat, and whoever eats it is liable, so will all those who eat him be guilty. So did Jonathan render it.