1 Samuel 14:7 in the King James Version
And his armourbearer said unto him, Do all that is in thine heart: turn thee; behold, I am with thee according to thy heart.
Context
6 Jonathan said to the young man who bore his armor, “Come! Let’s go over to the garrison of these uncircumcised. It may be that the LORD will work for us, for there is no restraint on the LORD to save by many or by few.”
7 His armor bearer said to him, “Do all that is in your heart. Go, and behold, I am with you according to your heart.”
8 Then Jonathan said, “Behold, we will pass over to the men, and we will reveal ourselves to them.