The reciting of various chapters of Valmiki Ramayana is prescribed in many scriptures as a remedy for many things. Uma Samhita prescribes reading once a day some canto to the other from Valmiki Ramayana for each Mahadasa. They are:

For Ravi - Sun (Sunday): Bala kanda, 73rd chapter

For Chandra - Moon (Monday): Sundara kanda, 5th chapter

For Kuja - Mars (Tuesday): Bala kanda 36th and 37th chapter

For Ketu (Tuesday): Ayodhya kanda, 50th chapter

For Budha - Mercury (Wednesday): Sundara kanda, 35th chapter

For Guru - Jupiter (Thursday): Sundra kanda, 11th chapter

For Shukra - Venus (Friday): Sundara kanda, 36th chapter

For Shani - Saturn (Saturday): Bala kanda, 30th chapter

For Rahu (Saturday): Yuddha kanda, 75th chapter