Of the same generation / peer

Belonging to the same close age group.

("The sons of the generation of the wilderness rebelled against the Holy One, blessed be He, and He sought to destroy them, but extended His anger with them" – Midrash Rabbah (Vilna) Bamidbar, Parashat Bamidbar 5; and also: "On that very day—on the day commanded, during the day and not at night, he did not fear either from the nations or from the scoffers, and that his enemies and his peers would not say, ‘If we had seen him, we would not have circumcised him or fulfilled the commandment of the place’" – Rashi Genesis 17:23)

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