A '''sakk''' was a [[letter of credit]] issued and honored by [[Islamic]] [[bank]]s to facilitate commercial transactions. <ref>[http://sukuk.net/news/articles/3/What_is_Sukuk_.html What is Sukuk? It is the plural form of a Sakk.]</ref> | A '''sakk''' was a [[letter of credit]] issued and honored by [[Islamic]] [[bank]]s to facilitate commercial transactions. <ref>[http://sukuk.net/news/articles/3/What_is_Sukuk_.html What is Sukuk? It is the plural form of a Sakk.]</ref> |