'Add' in the Bible

"Which of you, by being anxious, can add one moment to his lifespan?

Which of you by being anxious can add a cubit to his height?

The former insincerely preach Christ from selfish ambition, thinking that they add affliction to my chains;

Another angel came and stood over the altar, having a golden censer. Much incense was given to him, that he should add it to the prayers of all the saints on the golden altar which was before the throne.

I testify to everyone who hears the words of the prophecy of this book, if anyone adds to them, may God add to him the plagues which are written in this book.