رہنا (Urdu) comes from Hindi रहना, from Maharastri Prakrit 𑀭𑀳𑀇, from Sanskrit रोहति, from Sanskrit रोधति, from Proto-Indo-European h₁léwdʰ-e-ti, from Proto-Indo-European h₁lewdʰ- — to grow; people.
رہنا (Urdu): to live