One option is to complete the Lampiran A.15(2) by taking the oath with your husband at the Malaysian mission overseas (please confirm with the Malaysian mission near you). You can then bring the pre-signed Lampiran A.15(2) to Malaysia to submit your application.
Our Office
Unit 909, Block F, Pusat Dagangan Phileo Damansara,
1, Jalan 16/11, Off Jalan Damansara, 46350 Petaling Jaya, Selangor
(only on appointment basis)