 Jocelin ( or Jocelyn ) ( died 1199 ) was a twelfth @-@ century Cistercian monk and cleric who became the fourth Abbot of Melrose before becoming Bishop of Glasgow , Scotland . He was probably born in the 1130s , and in his teenage years became a monk of Melrose Abbey . He rose in the service of Abbot Waltheof , and by the time of the short abbacy of Waltheof 's successor Abbot William , Jocelin had become prior . Then in 1170 Jocelin himself became abbot , a position he held for four years . Jocelin was responsible for promoting the cult of the emerging Saint Waltheof , and in this had the support of Enguerrand , Bishop of Glasgow . 
