Mishnà su Genesi 11:35

[There were] ten generations from Adam to Noah, in order to make known what long-suffering is His; for all those generations kept on provoking Him, until He brought upon them the waters of the flood. [There were] ten generations from Noah to Abraham, in order to make known what long-suffering is His; for all those generations kept on provoking Him, until Abraham, came and received the reward of all of them.