1)
Why did the firstborn Levi'im not redeem the firstborn Yisre'elim?
1.
Rashbam (in Pasuk 49, citing Bechoros, 5a): Because a B'chor cannot rdem a B'chor.
Why did the firstborn Levi'im not redeem the firstborn Yisre'elim?
Rashbam (in Pasuk 49, citing Bechoros, 5a): Because a B'chor cannot rdem a B'chor.