Mark 13:5 in the World English Bible
Jesus, answering, began to tell them, “Be careful that no one leads you astray.
Context
4 Tell us, when shall these things be? and what shall be the sign when all these things shall be fulfilled?
5 And Jesus answering them began to say, Take heed lest any man deceive you:
6 For many shall come in my name, saying, I am Christ; and shall deceive many.