Setting
1- The duty of having trust in Allah and Allah's care about His prophets and allies
2- When the Prophet (may Allah's peace and blessings be upon him) returned from the battle of Tabūk, the people went out to receive him. I received him with the boys at Thaniyyat al-Wadā‘.
3- The Prophet (may Allah's peace and blessings be upon him) stayed in Makkah for ten years and then in Madīnah for ten years, and the Qur’an was descending upon him (in both)