The meaning of “συνάγω”

“Then he which had received the one talent came and said, Lord, I knew thee that thou art an hard man, reaping where thou hast not sown, and gathering where thou hast not strawed:”

“And when Jesus was passed over again by ship unto the other side, much people gathered unto him: and he was nigh unto the sea.”

“And he said, This will I do: I will pull down my barns, and build greater; and there will I bestow all my fruits and my goods.”

“And not for that nation only, but that also he should gather together in one the children of God that were scattered abroad.”

“And the next sabbath day came almost the whole city together to hear the word of God.”