Our Prophet sallallahu alayhe wa sallam said: "Narrated Abu Huraira: The Prophet said, 'I shall accept the invitation even if I were invited to a meal of a sheep's trotter, and I shall accept the gift even if it were an arm or a trotter of a sheep'" [Sahih Al-Bukhari].
Narrated Abu Huraira: The Prophet said, "O Muslim women! None of you should look down upon the gift sent by her she-neighbour even if it were the trotters of the sheep (fleshless part of legs)" [Sahih Al-Bukhari].
Abu Huraira reported: The Prophet, peace and blessings be upon him, said, “Give each other gifts and you will love each other.” Source: Al-Adab Al-Mufrad 594. Grade: Hasan (fair) according to Ibn Hajar.
Abd-Allaah ibn Mas’ood (may Allaah be pleased with him) narrated that the Prophet (peace and blessings of Allaah be upon him) said:
“Accept invitations, do not refuse gifts and do not beat the Muslims.”
Narrated by Ahmad in al-Musnad (1/404), and classed as hasan by the editors of al-Musnad. It was classed as saheeh by al-Albaani in Irwa’ al-Ghaleel (6/59).