Lamma Bada Yatathanna () is an muwashshah of the Nahawand maqam. The poem is considered one of the most famous Arabic pieces of its era, and it came from al-Andalus.
The author of the piece is disputed, but is thought to be ibn al-Khatib (1313âÂÂ1374).
The song is in 10/8 time.'
Its mode is the nahawand maqam (, harmonic minor scale).'
The song is a standard of Arabic and Middle Eastern musical repertoires. Versions of the song have been recorded by artists including Fairuz, Sabah Fakhri, Souad Massi, Lena Chamamyan, Nabyla Maan, Hamza El Din, Sami Yusuf and Abeer Nehme.