Singer and actor Ali Zafar has paid a tribute to missing Pakistani climbing hero Muhammad Ali Sadpara.

Ali Zafar has released a song on social media in the honour of mountaineer Ali Sadpara who has been missing since February 5 along with his two foreign companions: Iceland’s John Snorri and Chile’s JP Mohr Prieto.

“Tum chale ao paharon ki qasam” is Ali Zafar’s version of traditional Urdu song of Northern Pakistan.

“My tribute to an unsung hero,” Ali Zafar wrote on Twitter. After the news of the climbers’ disappearance surfaced on media, several artists have been paying tributes to the climbers while praying for their safe return.