I'm stuck trying to figure out what the Kali sources.list. I have a Nexus 7 2012 grouper lollipop. This is what I have.

deb http://kali.org/kali-rolling main contrib non-free
deb-src http://kali.org/kali-rolling main contrib non-free

deb http://old.kali.org/kali sana main non-free contrib
deb-src http://old.kali.org/kali sana main non-free contrib