Deuteronomy 25:5-8

Webster_Strongs(i)
  5 H251 If brethren H3427 [H8799] shall dwell H3162 together H259 , and one H4191 [H8804] of them shall die H1121 , and have no child H802 , the wife H4191 [H8801] of the dead H2351 shall not marry outside H376 H2114 [H8801] the family to a stranger H2993 : her husband's brother H935 [H8799] shall go in H3947 [H8804] to her, and take H802 her to him for a wife H2992 [H8762] , and perform the duty of an husband's brother to her.
  6 H1060 And it shall be, that the firstborn H3205 [H8799] which she beareth H6965 [H8799] shall succeed H8034 in the name H251 of his brother H4191 [H8801] who is dead H8034 , that his name H4229 [H8735] may not be blotted out H3478 from Israel.
  7 H376 And if the man H2654 [H8799] shall not desire H3947 [H8800] to take H2994 his brother's wife H2994 , then let his brother's wife H5927 [H8804] go up H8179 to the gate H2205 to the elders H559 [H8804] , and say H2993 , My husband's brother H3985 [H8765] refuseth H6965 [H8687] to raise up H251 to his brother H8034 a name H3478 in Israel H14 [H8804] , he will H2992 [H8763] not perform the duty of my husband's brother.
  8 H2205 Then the elders H5892 of his city H7121 [H8804] shall call H1696 [H8765] him, and speak H5975 [H8804] to him: and if he shall stand H559 [H8804] to it, and say H2654 [H8804] , I desire H3947 [H8800] not to take her;