1)
If they request that he die, obviously his children will be orphans and his wife will be a widow!
1.
Radak: They should be young orphans and a young widow.
2.
Malbim: The orphans should not find someone to take them into his house, to be like a father to them, so they will remain like orphans. Similarly, his wife should remain a widow; no one will take her into his house (marry her).