Be mindful when praying in a group setting; Strive for righteousness; Stay focused during prayer.

This hadith is about how Allah and His angels bless those who are in the right flank of a row during prayer. It is important to be mindful when praying in a group that you should always try to be on the right side of your row so that you can receive this blessing from Allah and His angels. This hadith teaches us to be mindful when we pray in a group setting and to always strive for righteousness so that we can receive blessings from Allah. It also encourages us to stay focused during our prayers as it is an act of worship towards our Creator.