'Sit at My Right Hand' in the Bible

My cup you indeed shall drink," he answered, "but to sit at my right hand or at my left is not mine to grant, but belongs to those for whom it has been prepared by my Father."

David himself said in the Holy Spirit, "The Lord said to my Lord, 'Sit at my right hand until I make thy foes the footstool of thy feet.'

"for David himself say's in the book of the Psalms, "The Lord said to my Lord. Sit at my right hand,

To which of the angels has he ever said, Sit at my right hand, Till I make thy foes a footstool for thy feet?