This hadith is about the importance of being careful and precise when praying. It was narrated by Asma', who was a companion of the Prophet Muhammad. She came to visit 'A'isha while people were standing in prayer and asked why they were so excited. The rest of the hadith explains that people should not be too excited when praying as it can lead to mistakes in pronunciation or other errors. Instead, they should focus on being precise in their prayers so that their worship is accepted by Allah. This hadith also teaches us that we must take care to pronounce words correctly as even small mistakes can have an impact on our worship.