Armstrong Kalua (born April 29, 1990), professionally known as Onesimus Muzik, is a Malawi-born Afropop singer and songwriter.
[3][4] Kalua started his music interest in 2008 when he joined the rap group called Blessed Beyond Measure (also BBM Clique), dropping tracks such as "By MySide" and "Random Thoughts" with the outfit.
Kalua started singing secular music in 2010 and finally released two singles: "Beautiful", featuring award-winning Malawian rapper Young Kay; and "Without Your Love", which landed him a coveted deal with the record company Nde’feyo Entertainment.
He also recorded a song called "Musiye Ayende" with Zambian musicians Dalisoul and Afunika.
[5] He has shared stages with Africa's music industry giants such as Oliver Mtukudzi, Freshlyground, Salif Keita, Professor, AKA, and Naeto C.[6][7]