פירוש על ישעיהו 18:5

For before the ripening of the harvest of Amalek and of Gog, when he has not yet filled his desire and his hope, that he plans to destroy his brothers.

when the blossom is past i.e., when its blossom is past and the grain is close to becoming ripe in its ears and before the buds of his vine become ripening grapes, ripened to the extent of being בֹּסֶר, i.e., when the grapes become as big as a white bean. This is called בֹּסֶר and also גֵּרוּעַ.

גומל Ripening, Comp. ויגמל And it ripened (Num. 17:23). יהיה נצה Will still be in the flower.