Who does receive information from when in Herat ?

Laila travels alone in Herat to visit Mullah Faizullah's house. Laila meets with his son, Hamza. She tells Hamza that she is visiting about Mariam, and Laila reveals that Mariam has passed away. Laila tells Hamza Mariam's story, and he reflects upon Mullah Faizullah's relationship with Mariam. Hamza tells Laila that Mullah Faizullah has died, but he lived to be a very old man. Hamza takes Mariam to the clearing which houses the kolba, but Laila visits the building by herself.