Did you know The Testimony of The Lord makes wise the simple? Ps 19:17 shares this revelation.
What is "The Testimony of The Lord"?
How can you use it to win souls?
How can you use it to see which "Christians" are REALLY saved?
What does God's Word say about his own Testimony?
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https://www.youtube.com/watch?v=Amza3EDNsEg