755/1 - Abu Hurayrah (may Allah be pleased with him) reported that the Prophet (may Allah’s peace and blessings be upon him) said: “Food for two persons suffices three, and food for three persons suffices four.” [Narrated by Al-Bukhāri and Muslim]
756/2 - Jābir (may Allah be pleased with him) reported: I heard the Prophet (may Allah’s peace and blessings be upon him) say: “Food for one person suffices two, food for two persons suffices four, and food for four suffices eight.” [Narrated by Muslim]
1) It is recommended that people get together over food, for the blessing stemming from such gathering makes the food sufficient.
2) The Shariah calls for unity and harmony and prohibits disunity and dissension, even in increasing the number of hands over food.