Sayyidina Ali reported that a cow was enough for seven men. The narrator asked, What, if she gives birth to a young one after one buys it?” He said, “Sacrifice her young one too with the cow.” He asked about the command for one that limps. Sayyidina Ali said, “If it can walk up to the place of sacrifice then it is allowed. ‘He asked about a broken horn. He said, There is no harm in that, for, we were commanded, or Allah’s Messenger commanded us, toexaminethe eyes and the ears.
[Ahmed 732]