1 Peter 1:12
To them it was revealed that they served not themselves, but you, in these things, which now have been announced to you through those who preached the Good News to you by the Holy Spirit sent out from heaven; which things angels desire to look into.
World English Bible (Public Domain)
In context
Before · 1 Peter 1:10–11
10Concerning this salvation, the prophets sought and searched diligently. They prophesied of the grace that would come to you, 11searching for who or what kind of time the Spirit of Christ which was in them pointed to when he predicted the sufferings of Christ and the glories that would follow them.
12To them it was revealed that they served not themselves, but you, in these things, which now have been announced to you through those who preached the Good News to you by the Holy Spirit sent out from heaven; which things angels desire to look into.