Balbir Grewal, from the Guru Granth Sikh temple, in Southall, west London, said marriages of convenience were a sin.

BBC: Ring being placed on finger

He was a prominent figure within the Sikh community, and was secretary of the Guru Granth Sahib Gurdwara in Nithsdale Road for 15 years.

BBC: Sikh community leader Hans Singh dies aged 87

Many of the mourners had tears in their eyes as a group of religious singers sang verses from the Sikh Holy Book, the Guru Granth Sahib.

BBC: Gurcharan Singh Tohra