Are referendum results binding?

Constitution 2005

http://aceproject.org/regions-en/ eisa/SZ/CONSTITUTION%20OF%20THE%20KINGDOM%20OF%20SWAZILAND%202005.pdf

246. (3) Where a bill in terms of this section has been duly passed at a joint sitting that billshall not be presented to the King for assent unless it is approved by a simple majority of allvotes validly cast at a referendum in such manner as may be prescribed, at which everyperson who at the time of the referendum is registered as a voter for purposes of the electedmembers of the House shall be entitled to vote.2

48. (2) Where the bill in terms of section 246 was approved at a referendum that bill shallalso be accompanied by the certificate of the officer in charge of that referendum whenpresented for assent.

249. (1) A bill to amend this Constitution shall lapse -

(c) if, having been submitted to a referendum in accordance with section 246(3),that bill is not approved in the manner provided by that subsection.