In The Name Of Allah (The Most Merciful And The Most Kind)
I already asked this question long before it was posted on Islam Stackexchange. I asked about this from a brother and he gave a very good explanation. May Allah reward him for that.
Here is a brief response:-
The narration you quoted is found in a lesser known Hadith book called Mussanaf Ibn Abi ...
I don't think so because it blatantly contradicts this hadith:
Abu Dawud 2157 Abu Sa’id Al Khudri traced to Prophet (ﷺ) the following statement regarding the captives taken at Atwas. There must be no intercourse with pregnant woman till she gives birth to her child or with the one who is not pregnant till she has had one menstrual period.
Here it mentions ...
Marriage (the contract) is permissible with a minor, according to the majority view. Although many of the scholars have noted such a marriage to be discouraged under normal circumstances.
Being a minor is however a legal obstacle to the consummation of marriage i.e. handing over the bride to the husband and allowing him to have intercourse, because a minor ...
The hadith is dont sleep on stomach specially for men because friction of the bed surface lead or trigger our body to do something that is not halal in islam and you know that what iam saying.. for your first part of question I have not found any hadith or ayah related but as long as it doesnt effect your body or hurt your opposite gender then its fine.