Ask Seek to Knock Small Ceramic Plates and Wall Rack "Ask and it will be given to you. Seek and you will find. Knock and it will be opened to you." This well-known scripture verse, Matthew 7:7, is arranged on a set of three small ceramic plates that can be displayed on the included metal 18" high wall rack. Plates are 4 1/2" in diameter and for decorative use only; not food safe.