Most Gulf Arab bourses rose in light volume trading on Thursday, supported by strength in global stock markets. Oman's index rose for a sixth trading day out of seven, Dubai rose after two days of declines, Abu Dhabi advanced for a seventh trading day while Qatar was the only market to fall, losing 1.14 percent. “We've reached the point where a correction is probably due,” said Keith Edwards, head of asset management at Doha-based investment company The First Investor. Qatar's bourse fell 1.14 percent to 6,438 points. Dubai's index gained 0.68 percent to 1,751 points. Abu Dhabi's benchmark edged 0.03 percent higher to 2,711 points. Abu Dhabi Commercial Bank was one of the leaders in the emirate's index, rising 3.39 percent. The bank has booked “considerable provisions” against losses, including exposure to troubled Saudi firms, a source told Reuters. In recent weeks, several regional banks have given details of their exposure to debt-ridden conglomerates Saad Group and Ahmad Hamad Algosaibi & Bros. Oman' index rose 0.14 percent to 5,808 points. Bahrain's index advanced 0.29 percent to 1,494 points. Kuwait was closed for an Islamic holiday. Aabar Investments climbed 4.65 percent as it continued to advance following an increase in the value of one of its key investments. In March, Aabar bought a 9.1 percent stake in Germany's Daimler for $2.67 billion at 20.27 euros per share. The stock was trading at 30.23 euros per share at 1233 GMT. Aabar's shares rose nearly 30 percent since Jul. 13 when it said it bought 40 percent of Daimler's stake in electric-car start