Additional district judge-I Jyoti Swarup Srivastava awarded life imprisonment to Nandan Yadav, Satish Yadav, Kallu alias Ranjan and Ratan Shah after finding them guilty of the murder of Rohit and Sunny.
The judge slapped a fine of Rs 25,000 on each of them as well.
The fifth accused, Vikram Kumar was awarded 10 years' imprisonment and was ordered to pay a penalty of Rs 15,000 after he was found to have been involved in the conspiracy in the double-murder case.
The victims' kin had lodged an FIR at Qasim Bazar police station against the five people.