The wife of the missing pastor Raymond Koh has penned an emotional appeal to Prime Minister Anwar Ibrahim, making a personal plea for his intervention after the Court of Appeal upheld a stay order on her husband’s search.

In a five-page letter addressed to the premier, Susanna Liew said she was writing “with a heavy heart” and emphasised that time was of the essence in the search for her husband, who has been missing for nearly a decade. 

“I write not as...