India, June 9 -- A 21-year-old man was arrested for allegedly murdering his 18-year-old wife by strangling and smothering her with a pillow at their home in south Delhi's Kalindi Kunj JJ Resettlement Colony, reportedly following an altercation over his suspicion that she was having an affair with another man, police said on Monday.

The couple had entered into an interfaith marriage 10 months ago against the wishes of their families, police said.

Police said that after allegedly murdering his wife in the early hours of Friday, the man slept next to her body for nearly 12 hours and woke up around 1.30pm. "He panicked on seeing her dead and tried to stage the scene to make it appear that she had died by suicide by hanging from a bathroom w...