A revolver with 33 live cartridges was seized from thr accused.
Suspecting that his friend had illicit relationship with his wife, a former CRPF constable shot at and injured him following which the accused has been arrested, police said on Thursday.
Police received a PCR call about a shooting in the area around 8 PM on Monday. On reaching the spot they found Vijay Verma lying in a pool of blood and his sister-in-law alleged that he was shot thrice by Ketan Yadav, said Surender Kumar, DCP (southwest).
Mr Verma is in a serious condition and under treatment. The accused has been arrested from the outskirts of Paprawat village on Wedneday. The licenced revolver used in the crime and 33 live cartridges were seized from him, the officer said.
A case of attempt to murder has been registered against the accused at Chhawla Police Station. The accused had joined CRPF in 2003 and resigned in 2014 due to strained relationship with his wife, the DCP claimed.
During interrogation Ketan confessed that he suspected Mr Verma, his childhood friend, of having intimacy with his wife which led to strained relations and finally divorce in 2014, DCP Kumar said.
After divorce he married again but developed a grudge against Mr Verma and his first wife. He also wanted to settle score with his first wife but was arrested before that, the officer said.