The 34-year-old, who became just the second man to complete the long-distance double-double at Rio 2016, will switch his attention to the roads after next week's meet in Zurich and signed off in his last race on home soil by winning in seven minutes and 38.64 seconds.
Farah, who won 10,000m gold and 5000m silver at the IAAF World Championships in London this month, sat in the middle of the field before making his trademark push with 600m remaining, taking the lead for his own on the final lap.
