Yantras: These Are definitely sacred diagrams or symbols that are drawn or placed in the course of rituals. They can be thought to attract or channel specific energies. ॐ खां ग्‍याम ग्‍याह महुम पति/पत्निं वश्यम् कुरुह कुरु स्वाहा: You need to use Krishna Mohan Sadhana regularly. With their steady use, https://www.facebook.com/share/1J6iVuTuXb/