I'm curious about the composition and inclusion in the shabbat shacharit of the paragraph beginning ולא נתתו (v'lo n'tato). I understand the talmudic basis for the underlying idea, and how it fits in ...
The Talmud in Gittin 88a says that Israel was only destroyed once it had seven courts that worshipped idols: Jeroboam son of Nebat's... Pekah son of Remalia's, Menahem son of Gadi's, and Hosea son of ...
Why did the pasuk change מחויאל to מחייאל in Bereshis 4:18? Is there any peirush who discusses this change and it significance?