1)
Why does it say "v'Od Me'at"?
1.
Rashi: If you wait a little longer, you will see that there is no Rasha.
2)
Why does it say "v'Hisbonanta Al Mekomo"?
1.
Rashi: Look at where he was, and he is not there, for he died and was lost. Radak - i.e. contemplate well if he left any root, and you will not find it.
2.
Malbim: If you contemplate well when he is still in his place, he is not, for his success is only illusory success.