What is an orphan and what are their rights upon us?

The Roles, Rights, Responsibilities & Treatment of Parents

Aboo Hurayrah narrated that the Messenger of Allah, salallahu 'alaihi wa salaam, kissed Al-Hasan while Al-Aqra ibn Haabis at-Tameemee was sitting near him. 

Al-Aqra said, "Indeed I have ten children and I have never kissed any of them."

The Messenger of Allah looked at him and said,

 "Whoever does not show mercy will not be shown mercy.

[Saheeh al-Bukhaari, 426/10]

Advice & Points of Benefit from the Quraan & Sunnah