'Word' in the Bible

for the word of the cross to those indeed perishing is foolishness, and to us -- those being saved -- it is the power of God,

and my word and my preaching was not in persuasive words of human wisdom, but in demonstration of the Spirit and of power --

but I will come quickly unto you, if the Lord may will, and I will know not the word of those puffed up, but the power;

for not in word is the reign of God, but in power?

for to one through the Spirit hath been given a word of wisdom, and to another a word of knowledge, according to the same Spirit;

From you did the word of God come forth? or to you alone did it come?

and when this corruptible may have put on incorruption, and this mortal may have put on immortality, then shall be brought to pass the word that hath been written, 'The Death was swallowed up -- to victory;