When they heard that Jesus was alive and that she had seen him, they did not believe it.
References for Mark 16:11
Afterward Jesus appeared in a different form to two of them while they were walking in the country.
References for Mark 16:12
These returned and reported it to the rest; but they did not believe them either.
Later Jesus appeared to the Eleven as they were eating; he rebuked them for their lack of faith and their stubborn refusal to believe those who had seen him after he had risen.
References for Mark 16:14
He said to them, “Go into all the world and preach the gospel to all creation.
References for Mark 16:15
Whoever believes and is baptized will be saved, but whoever does not believe will be condemned.
References for Mark 16:16
And these signs will accompany those who believe: In my name they will drive out demons; they will speak in new tongues;
References for Mark 16:17
they will pick up snakes with their hands; and when they drink deadly poison, it will not hurt them at all; they will place their hands on sick people, and they will get well.”
References for Mark 16:18
After the Lord Jesus had spoken to them, he was taken up into heaven and he sat at the right hand of God.
References for Mark 16:19
Then the disciples went out and preached everywhere, and the Lord worked with them and confirmed his word by the signs that accompanied it.
References for Mark 16:20