The Isle of Man have lost their match against Belgium at the ICC Division Two Championship in Essex.
Batting first, the Belgians ran up an impressive total of 186-4 off their 20 overs, with Rehman top scoring.
He hit 73 off 30 balls, including three fours and eight sixes.
Akkie Van Den Berg finished with bowling figures of 1-17 from his four overs, Max Stokoe 2-35 from his, while Luke Lacey picked up the other wicket.
In reply, the Isle of Man reached 140-9 - Lacey scored 28, Ollie Webster 20.
Earlier, after losing last night's opening match in the ICC European Division Two Championship to Norway under the lights at the County Ground at Chelmsford, the Isle of Man beat Germany this morning.
The Manx batted first and finished on 132 for 5 after 20 overs with Captain Phil Littlejohns top-scoring with 30.
In reply, Germany were bowled out for 120 with Luke Lacey outstanding with the ball taking 6 wickets for 34 runs from his four overs.