Additional District Sessions Judge R P Singh also imposed a fine of Rs 10,000 each on Jaivir and Satvir, residents of Orayya and Mainpuri, respectively.
The duo killed 70-year-old Kamla Devi in August 2007 by slitting her throat and robbed her house of ornaments and valuables when other family members were not present, prosecutor Jitender Tyagi said.
