Luke 21:15

for I will give you words and wisdom that not one of your opponents will be able to meet or refute.

Acts 6:10

but they could not meet the wisdom and the Spirit with which he spoke.

Treasury of Scripture Knowledge

Summary

And it came to pass, when David had made an end of speaking these words unto Saul, that Saul said, Is this thy voice, my son David? And Saul lifted up his voice, and wept.

Bible References

Is this

Luke 21:15
for I will give you words and wisdom that not one of your opponents will be able to meet or refute.
Acts 6:10
but they could not meet the wisdom and the Spirit with which he spoke.