Federer made the shot when he defeated Mikhail Youzhny 6-3, 6-4. The Swiss is at the same time ended up with a lifetime record of 12-0 against the Russian.
Murray, himself, had a little more difficulty during his 6-3, 7-5 against Tomas Berdych.
Federer, the second seed in the tournament, was solid in net and the service. He managed a service break which gave him a 3-2 lead in the first inning, then another one for Priority 1-0 early in the second set. Federer is seeking a fifth title in Dubai.
Murray, who beat Czech opponent once in their previous four clashes, has managed a service break early in the first inning and then saved four break points.
Both players struggled to serve in the second inning, scoring two each break in service during the first six parts.
Murray scored a service break at a key time to serve at 6-5, but only after having botched a lead of 40-0 and six match points he finally signed the victory.