Miroslav Klose became Germany's record goalscorer in a comfortable win against Armenia, but forward Marco Reus is an injury doubt for the World Cup.
Klose, 35, came off the bench to head in his 69th international goal as Joachim Low's side found some rampant form in the final 20 minutes.
But there will be concern over Reus, who was in tears as he left the pitch and was sent to hospital for a scan