Hadith 6:801
'Abd al-A'la narrated to us, from Ma'mar, from al-Zuhri, regarding the newborn: The funeral prayer is not performed for him, and he does not inherit, until he cries out [at birth].
حدثنا عبد الأعلى عن معمر عن الزهري في المولود لا يصلي عليه ولا يورث حتى يستهل