GUJRANWALA:-A man allegedly killed his brother-in-law for honour here at Marri Takhran Kamoki here on Monday. According to police sources, deceased Arshad had allegedly established illicit relations with his sister-in-law and had eloped with her. On Monday, his brother-in-law Yaqoob spotted him on the way to his home, upon which he attacked at him with a sharp-edged knife. Resultantly, Arsahd died on the spot. Police have started investigation.