I was using Schreiner's commentary on 2 Peter, Jude in NAC and found this sentence in his comments on Jude 5-7 (p. 443):
The Mishnah says there is no portion in the world to come for the flood generation, Sodom, and the though i found out that i have to retake my anatomy class, but oh wellwilderness generation (m. Sanh. 10:3), though a rabbinic debate on whether the wilderness generation will be saved is immediately noted.
Oops. 