In this sermon, the speaker emphasizes the importance of having witnesses to the preaching of the good news. He mentions theologians like Gerhardes Vos, Richard Gaffin, and Edmund Clowney who have taught the significance of a redemptive historical hermeneutic in understanding the Bible. The speaker also acknowledges the challenges faced in the 21st century, with the resurgence of Protestant liberalism and the rejection of essential doctrines and the gospel metanarrative. Despite these challenges, the speaker finds hope in the presence of a new generation committed to the gospel and driven by a missional vision. The sermon focuses on John chapter 5, where Jesus presents four witnesses, including John the Baptist, to testify to His identity and message.

In this sermon, the speaker emphasizes the importance of engaging with different cultures and understanding their language and symbols. He warns against making the mistake of assuming we can understand another culture by simply observing or briefly immersing ourselves in it. The speaker also highlights the dangers of being seduced by the culture we live in and emphasizes the need for discernment as Christians. He concludes by emphasizing the importance of engaging with culture for the glory of God and for the purpose of sharing the gospel.

In this video, Keith and Kristen Getty discuss the power of music in conveying the truths of the Bible. They believe that putting these truths into a story or journey format helps people remember and understand them better. They also talk about the challenge of applying these truths to everyday life and how hymns can serve as a form of application. The Gettys emphasize the importance of music as a language given to us by our Creator for the purpose of praising and worshiping Him.