The following is an excerpt from
The Small Golden Key
by Kyabje Thinley Norbu Rinpoche
More on Thinley Norbu can be found at Kunzangatshal.org and Lotsawa House
OM closes the door to the suffering of being reborn in the gods' realm. The suffering of the gods arises from foreseeing one's fall from the gods' realm. This suffering comes from pride.
MA closes the door to the suffering of being reborn in the warring gods' (asuras') realm. The suffering of these asuras is constant fighting. This suffering comes from jealousy.
NI closes the door to the suffering of being reborn in the human realm. The suffering of humans is birth, sickness, old age, and death. This suffering comes from desire.
PAD closes the door to the suffering of being reborn in the animal realm. The suffering of animals is stupidity, preying upon one another, being killed by men for meat, skins, etc., and being beasts of burden. This suffering comes from ignorance.
ME closes the door to the suffering of being reborn in the hungry ghosts' realm. The suffering of hungry ghosts is hunger and thirst. This suffering comes from greed.
HUM closes the door to the suffering of being reborn in the hell realm. The suffering of the hells is heat and cold. This suffering comes from anger or hatred.
