हठयोग प्रदीपिका (योगी स्वात्माराम - ज्योत्स्ना टीका सहित सटीक)

52 HAṬHAYOGAPRADĪPIKĀ 81. If he stints his diet, the fire quickly consumes [the body]. On the first day he should stand for a moment upon his head, with his feet above. The process is this. The body should be raised in the air by resting the back of the head and neck and shoulders upon the ground, supporting the hips with the hands, the elbows resting on the ground if required. 82. Practise this by increasing the duration gra- dually every day. After six months wrinkles and grey hair disappear. He who practises this for a yāma (i.e. three hours) daily, conquers death. 83. Then VAJROLĪ [is described]: Even someone living an unrestricted life, without the disciplines prescribed by Yoga, if he knows well [by practice] the Vajrolī, becomes the repository of the siddhi-s. 84. Here I mention two things that are difficult for anyone to obtain: the one is milk [at the proper time] and the other, a woman who acts according to one’s wishes. Attention is drawn to the previous note (III. 43) pointing out that such statements should not be taken literally. 85. At the time of [the emission of the seminal fluid during] sexual intercourse, practise slowly and well to draw [it] up. Thus a man or a woman will obtain success in Vajrolī. 86. Blow with effort into the hole of the penis through a prescribed tube very slowly so as to allow the passage of air.