1 Peter 1 11
seeking to find out what person or what time the Spirit of Christ within them was indicating as He foretold the sufferings of Christ and the glories [destined] to follow.
Compare with other 3 random translations
YLT 1 Peter 1:11searching in regard to what or what manner of time the Spirit of Christ that was in them was manifesting, testifying beforehand the sufferings of Christ and the glory after these,
KJV 1 Peter 1:11Searching what, or what manner of time the Spirit of Christ which was in them did signify, when it testified beforehand the sufferings of Christ, and the glory that should follow.
FBV 1 Peter 1:11They tried to find out when and how this would take place, for the Spirit of Christ inside them spoke clearly about Christ's sufferings and glory to come.