Babar Jang, the brother-in-law of the victims, was arrested along with one Javed from Kandhla town of the district, Shamli SP Abdul Hameed said in a press conference.
During interrogation, they disclosed that they had hired two persons for the purpose, Hameed said, adding efforts are on to arrest them.
The sisters – Kamerjahan, 26, Ayisha, 25, Isha, 23 and Sanam, 20 -- were attacked on April 2 when they were returning from a local college after board examination duty.
Isha, who was shifted to SirGangaRamHospital in New Delhi with a badly damaged eye, was today discharged after a successful surgery which reclaimed her vision.
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