And he saw two boats by the lake; but the fishermen had gone out of them and were washing their nets. The lake in question was _____

The lake in question was most likely the Sea of Galilee, also known as Lake Tiberias or Lake Kinneret. In the New Testament, many stories are set around the Sea of Galilee, which is a freshwater lake located in northern Israel. The lake is also referenced as Gennesaret, which was a region on the western shore of the lake. In the given passage, the fishermen were washing their nets, which suggests that they had just returned from fishing on the lake. The Sea of Galilee was a common location for fishing in the time of Jesus, and it was likely the primary source of livelihood for many of the people in the area.