'Signal' in the Bible

And in regard to them the prophecy of Isaiah is receiving signal fulfilment: "'You will hear and hear and by no means understand, and you will look and look and by no means see.

Now the betrayer personally had given them a signal, saying, "The one I kiss is the man. Arrest him."

His betrayer had given them a signal. “The One I kiss,” he said, “He’s the One; arrest Him and take Him away under guard.”