The cadi is to give licenses for marriages, and the imam will perform the marriage ceremony accordingly. 1882, Dopy of a Despatch Dated March 10th, 1882 from the Secretary of State for the Colonies to the High Commissioner of Cyprus, page 38:
The pretended cadi, directing his discourse to the feigned Ali Cogia, asked him what he had to lay to the merchant's charge. 1874, Arabian nights, James Mason, “The Story of Ali Cogia, A Merchant of Bagdad”, in The Arabian nights' entertainments, revised and annotated by J. Mason, page 681:
[…] look at these Christians closely, and you will abhor them. They are the worshippers of gold, not the followers of Alla. The poorest Mussulman has more hospitality than their Cadi; more charity than their Imans; more honesty than their Viziers. 1819, Henry Tudor Farmer, Imagination; the Maniac's Dream: And Other Poems, page 157: