by fulfilling the yibbum obligation, or to perform halizah, though the latter choice is described by the verse disfavorably. The brother who agreed to marry his sister-in-law would be the sole benefactor of his brother's estate instead of splitting it with the family. The offspring of the levirate union would be seen as a perpetuation of the deceased brother's name. Yibbum is permissible only when the dead brother had no children at all.

Although the stated intent of the levirate law as expressed in Deuteronomy