'Empty' in the Bible

But if Christ has not been raised, your faith [is] empty; you are still in your sins.

But I am sending the brothers in order that our boasting about you would not prove to be empty in this case, so that you may be prepared just as I was saying,

Let no one deceive you with empty words, for because of these [things] the wrath of God is coming on the sons of disobedience.

[Do] nothing according to selfish ambition or according to empty conceit, but in humility considering one another better than yourselves,

Beware lest {anyone take you captive} through philosophy and empty deceit, according to {human tradition}, according to the elemental spirits of the world and not according to Christ,

O Timothy, guard what has been entrusted [to you]. Turn away from pointless empty talk and contradictions of [what is] falsely called knowledge,

{For by speaking high-sounding but empty words}, they entice with desires of the flesh [and] with licentiousness those who are scarcely escaping from those who live in error,