وَعَنْ جَابِرٌ
أَنَّ النَّبِيَّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ قَالَ: «ذَكَاةُ الْجَنِينِ ذَكَاةُ أُمِّهِ»
The Prophet (sallallahu alayhi wa sallam) said:, “The slaughter of the embryo is included when its mother is slaughtered.”
Mishkat al-Masabih 3927, Book 21, Game and Animals Which May Be Slaughtered, Hadith 28. 1 min read