So then, tongues are a sign not for believers but for unbelievers. Prophecy, however, is not for unbelievers but for believers.

As ¹  he was sitting on the Mount of Olives, his disciples came to him privately and said, “Tell us, when will these things ²  happen? And what will be the sign of your coming and of the end of the age?”

Then ¹  Simeon blessed them and said to his mother Mary, “Listen carefully: ²  This child ³  is destined to be the cause of the falling and rising ⁴  of many in Israel and to be a sign that will be rejected. ⁵ 

When ¹  Herod saw Jesus, he was very glad, for he had long desired to see him, because he had heard about him and was hoping to see him perform ²  some miraculous sign. ³ 

saying, “What should we do with these men? For it is plain ¹  to all who live in Jerusalem that a notable miraculous sign ²  has come about through them, ³  and we cannot deny it.

And he received the sign of circumcision as a seal of the righteousness that he had by faith while he was still uncircumcised, ¹  so that he would become ²  the father of all those who believe but have never been circumcised, ³  that they too could have righteousness credited to them.

Then ¹  a great sign appeared in heaven: a woman clothed with the sun, and with the moon under her feet, and on her head was a crown of twelve stars. ² 

Then ¹  another sign appeared in heaven: a huge red dragon that had seven heads and ten horns, and on its heads were seven diadem crowns. ² 

Then ¹  I saw another great and astounding sign in heaven: seven angels who have seven final plagues ²  (they are final because in them God’s anger is completed).

Then ¹  the sign of the Son of Man will appear in heaven, ²  and ³  all the tribes of the earth will mourn. They ⁴  will see the Son of Man arriving on the clouds of heaven ⁵  with power and great glory.