Luke 11:18
If Satan also be divided against himself, how shall his kingdom stand? because ye say that I cast out devils through Beelzebub.
Cross-references
Luke 11:15
Parallel
Luke 11:15 records the accusation that Jesus casts out demons by Beelzebul, which Jesus directly addresses in verse 18.
Matthew 12:26
Parallel
Matthew 12:26 records the same saying about Satan divided against himself — a direct synoptic parallel.
Matthew 12:25
Parallel
Matthew 12:25 contains the identical saying about a divided kingdom falling, directly parallel to Luke 11:18.