Chapter: The obligation upon the fasting person to safeguard his tongue and limbs from wrongdoing, quarrelling, and the like
1240 – Abu Hurayrah (may Allah be pleased with him) reported that the Messenger of Allah (peace and blessings be upon him) said: “When any one of you is observing a fast, let him neither indulge in indecent speech nor raise his voice. If someone insults him or tries to fight with him, let him simply say, ‘I am fasting.’” Agreed upon.
1241 – He also related that the Prophet (peace and blessings be upon him) said: “Whoever does not abandon false speech and acting upon it, Allah has no need of him abandoning his food and drink.” Narrated by al-Bukhari.

[Commentary]
The author—may Allah have mercy on him—entitles this section of Riyad al-Salihin: “The obligation upon the fasting person to safeguard his tongue and bodily faculties.”
What is meant is that the fasting person must avoid every prohibited word and every prohibited deed, for Allah the Exalted prescribed fasting for the sake of taqwa, as He says: “O you who believe, fasting has been prescribed for you as it was prescribed for those before you, so that you may become mindful of Allah” (Quran 2:183). That is, so that you fear Allah and keep away from His prohibitions. Allah does not intend to burden His servants by making them give up food, drink, and marital relations; rather, He wants them to comply with His commands and shun His prohibitions, so that