। ॥ ९ ॥
In plain words
In the cave of the mother's swollen belly, packed with phlegm and urine and filth, the flames of the digestive fire cook the creature for nine months.
Close to the Sanskrit
In the cave of the mother's heavy belly, filled with phlegm, urine and faeces, by the flames of the digestive fire, for nine months, the creature is cooked.