This hadith explains the importance of fasting during the month of Ramadan. It teaches us that when we see a crescent in the sky, we should start fasting for that month. If it is too cloudy to see, then we should complete Shaban as thirty days and then fast for thirty days in Ramadan unless we can see a new crescent before that time. This hadith emphasizes on following Allah's commands and being mindful of our religious duties. It also encourages us to be observant and look out for signs from Allah so that we can fulfill our obligations accordingly.