Selmak and Daniel Jackson in “Unfinished Business”

(in an Old Man Voice) If it really is Anubis...

Then killing all the System Lords would just open the way for him to take over completely. You always said that a bunch of warring System Lords was better than one all powerful one, so...

(in an Old Man Voice) You do not understand how bad Anubis is. He was banished by the System Lords because his crimes were unspeakable, even to the Goa'uld.