Verses with the word discern in the New Testament (3 verses):

Matthew 16:3
And in the morning, It will be foul weather to day: for the sky is red and lowering. O ye hypocrites, ye can discern the face of the sky; but can ye not discern the signs of the times?

Luke 12:56
Ye hypocrites, ye can discern the face of the sky and of the earth; but how is it that ye do not discern this time?

Hebrews 5:14
But strong meat belongeth to them that are of full age, even those who by reason of use have their senses exercised to discern both good and evil.