'Side' in the Bible

and in front of the throne there was something like a sea or large expanse of glass, like [the clearest] crystal. In the center and around the throne were four living creatures who were full of eyes in front and behind [seeing everything and knowing everything that is around them].

Then I looked, and I heard the voice of many angels around the throne and [the voice] of the living creatures and the elders; and they numbered myriads of myriads, and thousands of thousands (innumerable),

They will wage war against the Lamb (Christ), and the Lamb will triumph and conquer them, because He is Lord of lords and King of kings, and those who are with Him and on His side are the called and chosen (elect) and faithful.”

On the east side [there were] three gates, on the north three gates, on the south three gates, and on the west three gates.

in the middle of its street. On either side of the river was the tree of life, bearing twelve kinds of fruit, yielding its fruit every month; and the leaves of the tree were for the healing of the nations.