LTSVPass

Do the Malaysian  gov give LTSV pass with multiple  entry visa

They give it for Spouses of Malaysian Citizens. They also use the same type of visa for:

Children above 18 years old and unmarried of Employment Pass holder; OR
Parents & Parents-in-law of Employment Pass holder.; OR
Common law spouse of Employment Pass holder can be considered

Category I and II Professional Passes (employment pass) holders only are eligible to apply. These are residence visas.

https://esd.imi.gov.my/portal/pdf/esdguidebook-v3.pdf

There are also multi-entry visas valid for I think 1 year but they are social visit passes. If you want longer term stays then MM2H is the visa to apply for.