Narrated Aisha:
I said, “O Allah’s Messenger (peace be upon him)! I have two neighbors and would like to know to which of them I should give presents.” He replied, “To the one whose door is nearer to you.”
Sahih al-Bukhari, Vol. 3, Book 36, Hadith 3

Allah’s Messenger (peace be upon him) said, “Whoever obeys me, obeys Allah, and whoever disobeys me, disobeys Allah, and whoever obeys the ruler I appoint, obeys me, and whoever disobeys him, disobeys me.” (Sahih al-Bukhari, Vol. 9, Book 93, Hadith 1)

Narrated Abu Sa`id Al-Khudri and Abu Huraira: The Prophet (peace be upon him) said, “No fatigue, nor disease, nor sorrow, nor sadness, nor hurt, nor distress befalls a Muslim, even if it were the prick he receives from a thorn, but that Allah expiates some of his sins for that...

Narrated Abu Huraira: The Prophet (peace be upon him) said, “The young should greet the old, the passer by should greet the sitting one, and the small group of persons should greet the large group of persons. ” (Sahih al-Bukhari, Vol.8, Book 79, Hadith 5)

Narrated Abdullah bin Amr RA: Once the Prophet (peace be upon him) remained behind us in a journey. He joined us while we were performing ablution for the prayer which was over-due. We were just passing wet hands over our feet (and not washing them properly) so the Prophet (peace be upon...