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Well, in this Yoga, you do the same, not necessarily at that particular spot between the eyebrows, but anywhere in the head or at the centre of the chest where the physiologists have fixed the cardiac centre. Instead of concentrating on an object, you concentrate in the head in a will, a call for the descent of the peace from above or, as some do, an opening of the unseen lid and an ascent of the consciousness above. In the heart-centre one concentrates in an aspiration, for an opening, for the presence or living image of the Divine there or whatever else is the object. There may be japa of a name but, if so, there must also be a concentration on it and the name must repeat itself there in the heart-centre. <ref>http://incarnateword.in/cwsa/29/concentration-and-meditation#p46</ref>

The sadhana of inner concentration consists in: