Matthew 9:16
No man putteth a piece of new cloth unto an old garment, for that which is put in to fill it up taketh from the garment, and the rent is made worse.
Cross-reference
Mark 2:21
Parallel
Mark 2:21 is the parallel account of the same teaching about unshrunk cloth on old garment—identical metaphor in a synoptic gospel.
Luke 5:36
Parallel
Luke 5:36 records Jesus' similar parable about patching old garment with new cloth—synoptic parallel reinforcing the same lesson.
John 16:12
Parallel
John 16:12 echoes the principle that new truths require readiness—disciples cannot yet bear all Jesus has to say, paralleling the warning against patching old with new.