Hadith on Fasting: True fasting is leaving sins, bad words

Abu Huraira reported: The Messenger of Allah, peace and blessings be upon him, said, “Whoever does not leave evil words and deeds while fasting, Allah does not need him to leave food and drink.”

Source: Ṣaḥīḥ al-Bukhārī 1804

Grade: Sahih (authentic) according to Al-Bukhari

عَنْ أَبِي هُرَيْرَةَ قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم مَنْ لَمْ يَدَعْ قَوْلَ الزُّورِ وَالْعَمَلَ بِهِ فَلَيْسَ لِلَّهِ حَاجَةٌ فِي أَنْ يَدَعَ طَعَامَهُ وَشَرَابَهُ

1804 صحيح البخاري كتاب الصوم باب من لم يدع قول الزور والعمل به في الصوم