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First: Obscenity in speaking about what God hates
Obscenity in speech and rudeness in speech is something that God Almighty hates and hates for. The Almighty said: God does not like to speak publicly with bad words except for the one who wronged women No. 148.
Al-Saadi, may God have mercy on him, said: “He tells the Almighty that he does not like to speak out about bad words, that is, he hates that, detests it and is punished for it. Allah .
Its concept indicates that he loves good words, such as dhikr, and good and soft speech.
And his saying: (Except for the one who wronged him) that is, it is permissible for him to pray against those who wronged him, to complain about him, and to speak out loudly to those who have wronged him, without lying to him, and not to more than his grievance, and not to transgress his insults other than his oppressor, and nevertheless they forgave him and not meet him First, as the Almighty said: (Whoever is pardoned and reformed, he will be rewarded by God).
Second: Obscenity is the ugly word and deed that nature hates
“Obscenity” is the expression of permissible matters in explicit terms. Most of that is in terms of sexual intercourse and what is related to it. The good people avoid these phrases and stay away from them.
And there are obscene expressions that are reviled; For it is immorality.
See: “Ihya Ulum al-Din” (3/122), “The Sermon of the Faithful” (191).
In the sentence, “obscenity” is the ugliness of words and deeds that nature hates, and some of it is what nations agree upon, and some of it differs according to different customs.
What women who are like-minded are accustomed to in their speech, and they do not denounce it in their usual circumstances: it is not obscene, and it is not forbidden, even if other people avoid it and do not accept it in their speech.
And what the people of the women condemn and the dignity of the people, and do not use in talking among them, and in calling some of them, is an obscenity that is forbidden.
See: “Ihya Ulum al-Din” (3/122), “Nadrat al-Na`im” (11/5231).
However, the parents have privacy in talking to them, calling them, and choosing words appropriate to their situation, and their status is not for others.
Their speech should be appropriate for the position of the father and the position of the mother. And it is not just that it is from a well-known speech with other people; Rather, this should be the speech of the people of the women and families in the country of those who said, with their fathers and mothers.
That is why the scholars forbade the child from calling his father by his name, or the mother by her name, because of the lack of propriety in the parents ’speech, and this is what all people know and see as arrogant and bad manners