Speech and Backbiting

• Is "Bad manners spoil deeds" a Hadith? What is its درجه (degree/grading)? How do bad manners spoil deeds? And what is the difference between deeds being spoiled and deeds being annulled (frustrated)?
• What are tale-bearing (namima) and backbiting (ghiba)? Is it considered tale-bearing to relay bad things about a person while mentioning their name, or is it also considered tale-bearing without mentioning their name? And is speaking about a person's flaws in the presence of someone who is already aware of them considered backbiting?
• Does committing unlawful acts, such as backbiting, gossip, and mockery, invalidate and prevent the remembrance of Allah and acts of worship like ablution, reading the Qur'an, and charity? And are these acts causes for a decrease in religiosity, the devil's deception, and hardness of heart?
• ما هو الفهم الصحيح لحديث "من صمت نجا"؟
• What is the religious duty of an electrical engineer working in an engineering company who suspects an agreement between a purchasing employee and a supplier to inflate prices and share the excess amount, given that invoices come from the supplier without a price and the employee justifies this by saying it is "their custom in business"?
• Is criticizing public officials, their policies, and their decisions considered backbiting (gheebah), and how can one rid themselves of backbiting?
• Is criticizing others in their absence, such as saying: "Why did so-and-so do that? It would have been better for him to do such-and-such... this is wrong," considered backbiting that necessitates leaving the gathering, even if people consider it normal speech?
• Is insulting inanimate objects, such as saying "this pen is a failure," considered backbiting, and is the insult attributed to its maker?
• Is it permissible for a virgin to marry a divorced man? And is it permissible to ask his ex-wife about his character?
• What are the reliable references and books that can be consulted to expand the study of backbiting (gheebah), its permissibility, and its forms, in addition to defining فسق (fisq - ungodliness/transgression), the limit of seeking redress, and giving advice?
• What is the ruling on a wife dancing for her husband to music and songs, celebrating birthdays between the spouses only, and watching romantic movies? And what is the ruling on playing songs and music on the wedding night? And what are the limits of permissible speech between spouses in terms of wording?
• Have I fallen into "fitna" or "ghiba" by inquiring about my uncle's wives and conversing with them, then publishing that in a story on "Facebook," followed by a change in interaction thereafter?
• What is the criterion that determines that mentioning a characteristic of a person constitutes backbiting? And is mentioning a characteristic that is disliked by the general public considered backbiting, even if the person himself does not dislike it? And is speaking ill of a person without mentioning their name considered backbiting, especially if they can be identified from the context of the speech?
• Will Allah forgive a repentant slanderer, and does that contradict the Hadith: "A slanderer will not enter Paradise"?
• Will a person be held accountable for his speech if it is understood as backbiting or gossip, while his intention was otherwise, and do angels assess his words based on intention or the apparent meaning of the speech?
• Is backbiting considered to be speaking ill of goods or foods that we do not like?
• What is the ruling on unintentional cursing or insulting, such as saying "you are a liar" or "a swindler" without intending to mock or insult? Does this fall under backbiting? And does it necessitate an apology, even if the person addressed was unaffected? What is the ruling on apologizing to someone who was playfully pushed or poked?
• What is the ruling regarding a girl who utters obscene language with her friends and backbites people, then repents and seeks forgiveness?
• What is the ruling on forbidden expressions, such as "May the house of he who begot you be ruined," and what is the ruling on backbiting, slander, and speaking ill of people?
• Is it permissible for a father to teach his daughter bad morals such as lying, backbiting, and slandering, and to let her listen to songs and watch bad movies, then belittle and insult her in front of everyone, claiming that he is teaching her practically? Is the father sinful if he watches movies and listens to songs in front of her, despite disliking it? And is the daughter obliged to obey her husband if he wishes to raise the children with the same aforementioned method?
• Is revealing some of the sins that the questioner became aware of on his cousin's and uncle's social media accounts considered backbiting (Gheebah) or exposure (Fadheehah), and is seeking forgiveness (Istighfar) and supplicating (Du'a) for them sufficient to be absolved from that?
• How can one deal with a female colleague who shows hostility and jealousy, and causes verbal harm both directly and indirectly?
• Will a person be held accountable for their facial expressions?
• Does considering the Messenger of Allah's (peace be upon him) statement about someone, "How evil a brother of his tribe he is," fall under the category of backbiting (gheebah)?