Make sacrifices for your faith even if it means enduring hardships or going through difficult times; strive towards life in Hereafter with patience & perseverance; have faith & trust in Allah's mercy; give pledges/allegiances sincerely .

This hadith is about the pledge of allegiance made by the Emigrants and Ansar to observe jihad as long as they live. The Prophet Muhammad (PBUH) saw their hardship and hunger while digging a trench in cold weather, so he prayed to Allah for their forgiveness. This hadith teaches us that we should be willing to make sacrifices for our faith even if it means enduring hardships or going through difficult times. We should also remember that our ultimate goal is life in the Hereafter, so we should strive towards it with patience and perseverance. Furthermore, this hadith reminds us of how important it is to have faith in Allah's mercy; no matter how difficult our situation may be, He will always forgive us if we turn back towards Him with sincerity.