Romans 1:9 in the King James Version
For God is my witness, whom I serve with my spirit in the gospel of his Son, that without ceasing I make mention of you always in my prayers;
Context
8 First, I thank my God through Jesus Christ for all of you, that your faith is proclaimed throughout the whole world.
9 For God is my witness, whom I serve in my spirit in the Good News of his Son, how unceasingly I make mention of you always in my prayers,
10 requesting, if by any means now at last I may be prospered by the will of God to come to you.