'Act' in the Bible

Then God said, "Let there be lights across the sky to distinguish day from night, to act as signs for seasons, days, and years,

and said, “Please, my brothers, do not act wickedly.

He replied, “You are to accept the seven ewe lambs from my hand so that this act will serve as my witness that I dug this well.”

Just then Jacob's sons arrived from the field. When they heard what had happened, they were distraught with grief and livid with anger toward Shechem, because he had committed a disgraceful deed in Israel by forcing Jacob's daughter to have sex, an act that never should have happened.

And while she was in the act of giving birth, one of them put out his hand; and the woman who was with her put a red thread round his hand, saying, This one came out first.

"Your Excellency," they replied, "Why do you speak like this? Far be it from your servants to act like this.