Sayyiduna Abu Hurairah (may Allah be pleased with him) narrated from the Messenger of Allah (peace and blessings be upon him), he (peace be upon him) said: "A woman should not lie down with a woman, a man should not lie down with a man, and a child should not lie down with a child, with their bodies touching."
Hadith Referenceمسند اسحاق بن راهويه / كتاب النكاح و الطلاق / 597
Hadith Takhrij«مسند احمد : 326 ، 447/2 . قال شعيب الارناوط . صحيح دون قوله ولا الوائد الوئد .»