Call to me and I will answer you, and will tell you great and hidden things that you have not known. (Jer 33:3, ESV, Holy Bible)

(Jeremiah 33:2-3, ESV, Holy Bible)
2 Thus says the Lord who made the earth, the Lord who formed it to establish it—the Lord is his name: 3 Call to me and I will answer you, and will tell you great and hidden things that you have not known.