The Daily Mail says...
"Ross Wilson, the director of scouting and recruitment at St Mary’s, ran the rule over the gifted 18-year-old during Saturday’s 1-1 Premiership draw at St Johnstone. Wilson was also joined in the McDiarmid Park stands by Arsenal scout Brian McDermott and Rotherham United boss Steve Evans"
and...
"Celtic boss Ronny Deila has earmarked Souttar as potential cover for captain Scott Brown and Israel international Nir Bitton in a holding midfield role."