A.T. Robertson Commentary John 4:40

"So when the Samaritans came unto him, they besought him to abide with them: and he abode there two days." — John 4:40 (ASV)

Two days (δυο ημερας). Accusative of extent of time. They wanted to cultivate the acquaintance of Jesus. So he remained in Sychar in a continuous revival, a most unexpected experience when one recalls the feeling between the Jews and the Samaritans (4:9). The reaping went on gloriously.