It is narrated from Sayyiduna Anas (may Allah be pleased with him) that the Noble Prophet (peace and blessings of Allah be upon him) said: "Whenever two people love each other for the sake of Allah Almighty, then among them, the one who loves his friend more is more beloved to Allah Almighty."

It is narrated from Sayyiduna Jundub (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: "A man said: By Allah! Allah will not forgive so-and-so. Upon this, Allah the Exalted said: Who is it that swears by Me that I will not forgive so-and-so? I have forgiven him and have nullified your (the one who swore) deeds." Or as he (peace and blessings be upon him) said.

Shaqiq narrates that Sayyiduna Abdullah (may Allah be pleased with him) recited the Talbiyah on the Safa hill and said: O tongue! Speak words consisting of goodness and virtue, so that you may attain success. Or remain silent so that you may be safe and not regretful. The people asked, O Abu Abdur-Rahman! Are you saying these words from yourself or have you heard them from someone? He said: I have not heard them from anyone, yes, I have certainly heard the Messenger of Allah (peace and blessings be upon him) say: "Most of the errors of the son of Adam are because of his tongue."

Zaid bin Aslam narrates from his father that Sayyiduna Umar bin Khattab (may Allah be pleased with him) saw Sayyiduna Abu Bakr Siddiq (may Allah be pleased with him) pulling his tongue. Sayyiduna Umar (may Allah be pleased with him) asked: "O Caliph of the Messenger! What are you doing?" He replied: "This (tongue) leads me to destruction." The Messenger of Allah (peace and blessings be upon him) said: "Every part of the body complains to Allah Almighty about the sharpness of the tongue."

Sayyiduna ‘Adi bin Hatim (may Allah be pleased with him) narrates that the Messenger of Allah (peace and blessings be upon him) said:“The most blessed and the most unfortunate thing of a person is his tongue.”

It is narrated from Sayyiduna Bilal bin Harith Muzani (may Allah be pleased with him) that the Messenger of Allah (peace and blessings of Allah be upon him) said: "A man utters a word that pleases Allah, and he does not even think that it (i.e., its good effect) will reach so far. But because of it, Allah writes His pleasure for him until the Day of Resurrection. And (sometimes) a person utters a word that angers Allah, and he does not even think that this word (i.e., its bad effect) will reach so far, but because of it, Allah writes His displeasure for him until the day he meets Him."

It is narrated from Sayyiduna Abu Hurairah (may Allah be pleased with him), he says that I heard the Messenger of Allah (peace and blessings of Allah be upon him) say: "A servant utters a word, without giving it any thought, and because of that word he falls into the Fire of Hell farther than the distance between the east and the west."

Sayyiduna Hani bin Yazid (may Allah be pleased with him) says: I said, "O Messenger of Allah! Tell me of a deed that will admit me to Paradise." He (peace and blessings be upon him) said: "Spreading peace (greeting) generally and speaking good words are such deeds that make forgiveness obligatory."

Sayyiduna Abu Hurairah (may Allah be pleased with him) narrates that the Messenger of Allah (peace and blessings of Allah be upon him) said: "Everything has a leader, and the leader of gatherings is the one in which (people) sit facing the Qiblah."

Sayyidah Umaymah bint Ruqayqah (may Allah be pleased with her) says: I came to the Messenger of Allah (peace and blessings of Allah be upon him) with a group of women to pledge allegiance to him. We said: O Messenger of Allah! We pledge allegiance to you that we will not associate anything with Allah, will not steal, will not commit adultery, will not kill our children, will not fabricate slander, and will not disobey you in matters of goodness. The Messenger of Allah (peace and blessings of Allah be upon him) said: "(Alright) but according to your ability and power." We said: Allah and His Messenger are more merciful to us than our own selves. O Messenger of Allah! Now come (and extend your hand) so that we may pledge allegiance. The Messenger of Allah (peace and blessings of Allah be upon him) said: "I do not shake hands with women; my verbal agreement with a hundred women is like my verbal agreement with one woman."