Deuteronomy 25:7

25:7 If the man doesn't want 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 raise up to his brother a name in Israel; he will not perform the duty of a husband's brother to me.
-World English Bible

Other Translation

25:7 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.
-King James Version