'Released' in the Bible

So the four angels who were prepared for the hour, day, month, and year were released to kill a third of the human race.

He threw him into the abyss, closed it, and put a seal on it so that he would no longer deceive the nations until the 1,000 years were completed. After that, he must be released for a short time.

When the 1,000 years are completed, Satan will be released from his prison