“These were more noble than those in Thessalonica, in that they received the word with all readiness of mind, and searched the scriptures daily, whether those things were so.” Acts 17:11
God is pleased to use the preaching of His Word to work faith (Rom. 10:17).
God is pleased to use weak, sinful men to preach, which calls the hearers to focus on the voice of their Shepherd and not so much on the Shepherd’s instrument, the preacher.