The top seed retired at 3-6 in his quarter-final match against Feliciano Lopez at the 2016 Dubai Duty Free Tennis Championships on Thursday.
Novak beat no.8 seed Marin Cilic 6-0, 6-3 in 65 minutes to reach the Monte-Carlo Rolex Masters last four on Friday.
Novak recorded a convincing 6-4, 6-2 win over no.5 seed David Ferrer on Friday to advance into the Masters 1000 event last four.
Nole is through to the last four in Beijing with a 6-2, 6-4 victory over no.5 seed Grigor Dimitrov.
Nole beat no.5 seed David Ferrer 7-5, 4-6, 6-3 to advance into the Internazionali BNL d’Italia last four.
Nole is through to Miami Masters last eight for the fourth time in his career. Defending champion reached quarter-finals of the Sony Ericsson Open on Tuesday, defeating 17th seed Frenchman Richard Gasquet in straight sets 7-5, 6-3.