The zalam in "zalam har" is the name of a beloved general of Genghis Khan named Zhelmei in ancient times. Har means: black "color", and the original meaning should be zalam's black horse.

ykel should be a musical instrument, on means "of", and egexig means: sound, melody. So this is the meaning of the melody of...

ykel's melody.

ykel you need to check the source again.