Meanwhile, after the term at Hogwarts began, old Nott procured an infant for Voldemort and performed the soul-splitting ritual as Voldemort had instructed, placing Voldemort's soul into the baby's body while regularly feeding the infant's flesh with Nagini's venom to sustain its life.
After Voldemort departed from Nott's body, Nott fell into a prolonged period of weakness, confined entirely to his sickbed.
It was not until February that Nott fully recovered.
Chapter 208