The Netherlands Chamber Choir scheduled a concert in The Philharmonie, Haarlem, on July 2, 2009. The programme, part of the Koorbiënnale from June 26 to July 4, enlisted works inspired by the Rubáiyát by Paul Hindemith, Friedrich Cerha, Rokus de Groot, Kambiz Roshanvaran and Ton de Leeuw.
The Annual Conference of the International Association of Music Libraries Archives and Documentation Centres (IAML) staged a second, private performance of the same programme. The conference took place in Amsterdam, 5-10 July 2009.
The Dutch Omar Khayyám Society co-operated in preparations for a third Omar Khayyám Concert, that performed the Rubáiyát-composition of the renowned Dutch Composer Lex van Delden (1919-1981). Van Delden won the Amsterdam Music Prize with this work in 1948. In 2009 it will be 60 years ago, since it was performed by the Netherlands Chamber Choir. A new performance of the NCC took place at the Muziekgebouw aan ‘t IJ in Amsterdam, on the 5th of July 2009.