If a man makes a vow to the Lord, or swears an oath to bind himself by some agreement, he shall not break his word; he shall do according to all that proceeds out of his mouth.
And when it was day, some of the Jews banded together and bound themselves under an oath, saying that they would neither eat nor drink till they had killed Paul.
But do not yield to them, for more than forty of them lie in wait for him, men who have bound themselves by an oath that they will neither eat nor drink till they have killed him; and now they are ready, waiting for the promise from you.”
Behold, on the mountains The feet of him who brings good tidings, Who proclaims peace! O Judah, keep your appointed feasts, Perform your vows. For the wicked one shall no more pass through you; He is utterly cut off.
‘Or if a person swears, speaking thoughtlessly with his lips to do evil or to do good, whatever it is that a man may pronounce by an oath, and he is unaware of it—when he realizes it, then he shall be guilty in any of these matters.
“Woe to you, blind guides, who say, ‘Whoever swears by the temple, it is nothing; but whoever swears by the gold of the temple, he is obliged to perform it.’
And it was so at the end of two months that she returned to her father, and he carried out his vow with her which he had vowed. She knew no man. And it became a custom in Israel
Then Jephthah went with the elders of Gilead, and the people made him head and commander over them; and Jephthah spoke all his words before the Lord in Mizpah.