* The voice.
  Mt 3:1-3  Mr 1:2-5  Lu 3:2-6  Joh 1:23 
 * Prepare.
  35:8  57:14  62:10,11  Mal 3:1  4:5,6  Lu 1:16,17,76,77 
 * make.
  11:15,16  43:19  49:11  Ps 68:4