Ibn Babawaih states in Thawab Al-A'amal Book: Abou Hamza Al-Thamaly reported from Imam Abou Jaa'far (Pbuh) that he said: "He who constantly recites Qaf Chapter in all his prayers, Allah will grant him more livelihood, will give him his book with his right hand and judges him with ease."
Al-Tabrasi states in Majma' Al-Bayan Book: The Messenger of Allah (Pbuhp) said: "He who recites Qaf Chapter, Allah eases his soul extraction and his death."
Khawas Al-Quran Book: The Messenger of Allah (Pbuhp) said: " He who recites Qaf Chapter, Allah eases his soul extraction and his death. Writing it and attaching it on an epileptic person protects him from having seizures and from his demons. If a woman who doesn’t produce enough milk writes it and drink it, her milk production increases."