Singh was against the relationship of his daughter with the boy belonging to Thathi Bhai and was allegedly enraged after he came to know that Kaur was planning to elope with him, they said.
He then strangled her when she was sleeping and informed his relatives that his daughter had committed suicide by consuming some poisonous substance, they said.
Receiving a tip-off, the police sent the body for postmortem which confirmed that she was strangled to death. The father has allegedly confessed his crime, they said.
A case has been registered under relevant section of IPC, they added.