Former Damansara MP Tony Pua who raised the 1MDB issue 14 years ago will testify next week for the Malaysian sovereign wealth fund’s lawsuit against its former CEO and board director.

He will take the witness stand on Tuesday for the full court hearing of 1MDB’s civil action against Arul Kanda Kandasamy and Mohd Irwan Serigar Abdullah.

The fund is seeking compensation for billions of ringgit lost...