The other day I pointed out this rather odd line of text in the new SA School's Pledge and didn't know how to pronounce it. Well, now I do...

[audio:https://colinseymour.co.uk/downloads/xarra.mp3]

It's Khoisan, and as Claire pointed out it means ‘Diverse People Unite’, or ‘Unity in Diversity’.

It's actually the motto on the new South African Coat of Arms too (you find the significance of all the elements here):

South African Coat of Arms