Mantra Jap

Contemplation of mantra and pleasure of god fulfils all sorts of desires. Rama & Krishna are ultimate gods for Contemplation, all other gods and Goddesses are subordinate to them.
So we must be devoted to god, chant the mantra and do the prayers. All mantra has got power to do all sorts of work. Only thing is that a person should be expert in any one mantra. Mantras should be chanted again and again to power it just to get proficiency over mantra and chanting self control should be there in garur purana it is said deer, elephant, hoarse fly, bee, fish are killed thou they are attached to only one object of sense organs. human being are enjoying all the sense organs. Then how they can be aloof hence any sadhana should be done by controlling the sense organs.