Deuteronomy 25:7

But if he is not willing to take his brother’s wife, who by law must go to him, the woman shall go to the gate of the city, and she shall call upon those greater by birth, and she shall say: ‘The brother of my husband is not willing to raise up his brother’s name in Israel; nor will he join with me.

Other versions

King James Version

And if the man like not to take his brother's wife, then let his brother's wife go up to the gate unto the elders, and say, My husband's brother refuseth to raise up unto his brother a name in Israel, he will not perform the duty of my husband's brother.

English Standard Version

And if the man does not wish to take his brother's wife, then his brother's wife shall go up to the gate to the elders and say, 'My husband's brother refuses to perpetuate his brother's name in Israel; he will not perform the duty of a husband's brother to me.'

New International Version

However, if a man does not want to marry his brother's wife, she shall go to the elders at the town gate and say, "My husband's brother refuses to carry on his brother's name in Israel. He will not fulfill the duty of a brother-in-law to me."