'Obscure' in the Bible

Whoso curseth his father or his mother, his lamp shall be put out in obscure darkness.

Hast thou seen a man speedy in his business? Before kings he doth station himself, He stations not himself before obscure men!

So, if a man lives many years, let him rejoice in them all, but let him remember that the days of darkness will be many -- all that is about to come is obscure.

Then they will look to the earth, they will see only distress and darkness, the gloom of anguish; and they will be driven away into darkness and overwhelming night.

No longer will you see those arrogant people, those people with their obscure speech you cannot comprehend, stammering in a language you cannot understand.

For you are sent to the house of Israel, not to a people {of obscure speech} and {of a difficult language},

[and] not to many nations {of obscure speech} and {a difficult language} {whose words} you do not understand, [for] if I had sent you to them they would have listened to you.

behold, thou art wiser than Daniel! nothing secret is obscure for thee;