Matthew 2:8
So, he sent them to Bethlehem, saying, "Go and find out the details about the young child, and when you have found him, come and tell me, so I can go and worship him myself."
Matthew 26:48-49
Now the one who betrayed Him had given them a signal, saying, "Whoever I give a kiss [of greeting to], he is the one, take hold of him."
Luke 20:20-21
And they kept watching Him, [even] sending informants who pretended to be good [men], in order to get hold of something He said so they could turn Him over to the ruling authority of the governor.
1 Corinthians 3:19-20
For this world's "wisdom" is foolishness to God. For it is written [Job 5:13], "He [i.e., God] catches wise people in their cleverness."