'Water' in the Bible

because John, indeed, baptized with water, and ye shall be baptized with the Holy Spirit -- after not many days.'

And as they were going on the way, they came upon a certain water, and the eunuch said, 'Lo, water; what doth hinder me to be baptized?'

and he commanded the chariot to stand still, and they both went down to the water, both Philip and the eunuch, and he baptized him;

and when they came up out of the water, the Spirit of the Lord caught away Philip, and the eunuch saw him no more, for he was going on his way rejoicing;

Then answered Peter, 'The water is any one able to forbid, that these may not be baptized, who the Holy Spirit did receive -- even as also we?'

and I remembered the saying of the Lord, how he said, John indeed did baptize with water, and ye shall be baptized with the Holy Spirit;