Passage
according as the testimony of the Christ was confirmed in you,
according as the testimony of the Christ was confirmed in you,
1 Corinthians 1:4 I give thanks to my God always concerning you for the grace of God that was given to you in Christ Jesus,
1 Corinthians 1:5 that in every thing ye were enriched in him, in all discourse and all knowledge,
1 Corinthians 1:6 according as the testimony of the Christ was confirmed in you,
1 Corinthians 1:7 so that ye are not behind in any gift, waiting for the revelation of our Lord Jesus Christ,
1 Corinthians 1:8 who also shall confirm you unto the end--unblamable in the day of our Lord Jesus Christ;
The verse centers on "testimony", "christ", and "confirmed". It is saying that the verse draws attention to "testimony" and "christ", so its meaning should be read from those terms before moving to application.
The nearby context moves from verse 5's "that in every thing ye were enriched..." into verse 7's "so that ye are not behind in...", so "testimony" and "christ" belong inside that flow. In 1 Corinthians context, the local focus is Christ, faith, and discipleship.
A plain takeaway is to answer the verse's own emphasis on "testimony" and "christ" with trust shaped by these words, not by a vague optimism outside the passage.