G3727–ὅρκος–horkos

Again, you have knowledge that it was said in old times, Do not take false oaths, but give effect to your oaths to the Lord:

ὅρκους horkous “oaths”

So he gave her his word with an oath to let her have whatever she might make request for.

ὅρκου horkou “oath”

And the king was sad; but because of his oaths and because of his guests, he gave the order for it to be given to her;

ὅρκους horkous “oaths”

And again he said with an oath, I have no knowledge of the man.

ὅρκου horkou “an oath”

And the king was very sad; but because of his oaths, and those who were with him at table, he would not say 'No' to her.

ὅρκους horkous “oaths”

The oath which he made to Abraham, our father,

ὅρκον horkon “[the] oath”

But being a prophet, and having in mind the oath which God had given to him, that of the fruit of his body one would take his place as a king,

ὅρκῳ horkō “with an oath”

For men at all times make their oaths by what is greater; and any argument is ended by the decision of the oath.

ὅρκος· horkos “oath;”

So that when it was God's desire to make it specially clear to those who by his word were to have the heritage, that his purpose was fixed, he made it more certain with an oath;

ὅρκῳ, horkō “by an oath,”

But most of all, my brothers, do not take oaths, not by the heaven, or by the earth, or by any other thing: but let your Yes be Yes, and your No be No: so that you may not be judged.

ὅρκον· horkon “oath;”