G3727–ὅρκος–horkos

"Again, you have heard that it was said to the ancients, `Thou shalt not swear falsely, but shalt perform thy vows to the Lord.'

ὅρκους horkous “oaths”

that with an oath he promised to give her whatever she asked.

ὅρκου horkou “oath”

The king was deeply vexed, yet because of his repeated oath and of the guests at his table he ordered it to be given her,

ὅρκους horkous “oaths”

Again he denied it with an oath. "I do not know the man," he said.

ὅρκου horkou “an oath”

Then the King, though intensely sorry, yet for the sake of his oaths, and of his guests, would not break faith with her.

ὅρκους horkous “oaths”

The oath which He swore to Abraham our forefather,

ὅρκον horkon “[the] oath”

Being a Prophet, however, and knowing that God had solemnly sworn to him to seat a descendant of his upon his throne,

ὅρκῳ horkō “with an oath”

For men swear by what is greater than themselves; and with them an oath in confirmation of a statement always puts an end to a dispute.

ὅρκος· horkos “oath;”

In the same way, since it was God's desire to display more convincingly to the heirs of the promise how unchangeable His purpose was,

ὅρκῳ, horkō “by an oath,”

But above all things, my brethren, do not swear, either by Heaven or by the earth, or with any other oath. Let your `yes' be simply `yes,' and your `no' be simply `no;' that you may not come under condemnation.

ὅρκον· horkon “oath;”