From: Swahili, East Africa
Source: Swahili (East Africa) oral-tradition proverb (Baada ya dhiki faraja), Swahili Proverbs project, Department of African Studies, University of Illinois (swahiliproverbs.afrst.illinois.edu) — hardship/relief entry. Read via a text-extraction proxy (r.jina.ai) since the site's own TLS certificate is expired; its "Application" line: "Every cloud has a silver lining. Hardships do not last forever. It is important to have hope when faced with challenges."
The source explains it: Hardships do not last forever.
. The wording of the meaning is ours.