Qutaybah bin Sa'id (may Allah have mercy on him) narrated it similarly, except that his wording is: They said: "What is an excuse?" He (peace and blessings be upon him) said: "Fear, illness", and he said: "That prayer which he prayed."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصلاة / 5048
Hadith Gradingمحدثین:صحيح لغيرهٖ
Hadith Takhrij«صحيح لغيرهٖ۔ ابن عدي في الكامل 7/213»