Hanging pictures with living beings on walls is not permissible and you should not allow her to do so as the angels will not enter in that house.

Sheikh we went to Mecca and had photo taken of our kids by Kaaba . Now my wife has gone and made them big and put them in a frame and hanged them in the living room wall. Could I pray in that room or do I go to the other room where there are no photos

Images and image-making |