Luke 1:3
It seemed good to me also, having had perfect understanding of all things from the very first, to write to you in order, most excellent Theophilus,
Torrey's Topical Textbook—AKJV

Acts 1:1
The former treatise have I made, O Theophilus, of all that Jesus began both to do and teach,
Torrey's Topical Textbook—AKJV