It was because Peter and the other disciples were certain that Jesus was alive and was directing the work that God wanted done.
येशूचे पुनरुत्थान झाले असा भरवसा बाळगण्याचे तिसरे कारण म्हणजे शिष्यांनी त्याबद्दल इतरांना अगदी आवेशाने सांगितले.