'Word' in the Bible

Saul died for his unfaithfulness to the Lord because he did not keep the Lord’s word. He even consulted a medium for guidance,

So all the elders of Israel came to the king at Hebron. David made a covenant with them at Hebron in the Lord’s presence, and they anointed David king over Israel, in keeping with the Lord’s word through Samuel.

The following were the chiefs of David’s warriors who, together with all Israel, strongly supported him in his reign to make him king according to the Lord’s word about Israel.

The numbers of the armed troops who came to David at Hebron to turn Saul’s kingdom over to him, according to the Lord’s word, were as follows:

Then the Levites carried the ark of God the way Moses had commanded according to the word of the Lord: on their shoulders with the poles.

But that night the word of God came to Nathan:

In all My travels throughout Israel, have I ever spoken a word to even one of the judges of Israel, whom I commanded to shepherd My people, asking: Why haven’t you built Me a house of cedar?’

Now, Lord, let the word that You have spoken concerning Your servant and his house be confirmed forever, and do as You have promised.

but the word of the Lord came to me: ‘You have shed much blood and waged great wars. You are not to build a house for My name because you have shed so much blood on the ground before Me.