As you found out swords can be aggressive toward some fish.
If you have only had the swords a short period of time, let it got for now, and they may calm down and work out well. If they don't, the options are removing them or adding about 4 female swords for them to chase around.
If you have only had the swords a short period of time, let it got for now, and they may calm down and work out well. If they don't, the options are removing them or adding about 4 female swords for them to chase around.