There are differences of opinion in this sex with muslim women. Many scholars believe that oral sex is permissible, but it is disliked.
The group of scholars who view oral-genital contact as permissible is mostly because there is no clear command in Hadith and Qur’an prohibiting such act. It is permissible in Islam for the husband and wife to touch their private parts in order to arouse each other. There are commentaries on touching the male genital by oneself in various narrations of Hadith. Narrated by Abu Dawood, al-Tahaarah, 154. Albaani said in Saheeh Sunan Abi Dawood, no.
When anyone amongst you enters the privy he should not touch his penis with his right hand. Heba Kotb, a Sunni female scholar who gives sex advice on Egyptian TV, said that oral sex is allowed “since there is no religious text banning it”. According to alternative views, oral sex is only permitted as a way of stimulation and foreplay. Ask The Scholar: What is meant by makruh? Are partners allowed to lick each other’s private parts? Drinking one’s wife’s milk, during foreplay or intercourse”.
What is the ruling on drinking one’s wife’s milk? Husband drinking milk from his wifes breast”. Archived from the original on 18 June 2012. Touching the Penis in Islamic Law”.