The Prophet (peace and blessings be upon him) said: "I have been helped with awe, and I have been given the treasures, and I was given the choice to remain alive and see what will be opened up for my Ummah, and I was also given the choice of hastening, but I preferred hastening."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب النكاح / 13319