It is narrated from Hazrat Abu Hurairah (may Allah be pleased with him) that the Noble Prophet (peace and blessings be upon him) said: No woman should touch her naked body with another woman, and likewise, no man should do so with another man, except between father and son.
Hadith Referenceمسند احمد / مسند المكثرين من الصحابة / 9775
Hadith Gradingحکم دارالسلام:حديث صحيح دون قوله: « إلا الولد والوالد » ، وهذا إسناد ضعيف الجهالة الطفاوي