Jeremiah 1 Vs 4 & 5: (KJV)
4 Then the word of the LORD came unto me, saying,
5 Before I formed thee in the belly I knew thee; and before thou camest forth out of the womb I sanctified thee, and I ordained thee a prophet unto the nations.
Kinda says when life begins.
Yup - God is the Creator and the Author of life.
Psalms 100:3 Know ye that the LORD he is God: it is he that hath made us, and not we ourselves; we are his people, and the sheep of his pasture...
But Man makes himself 'god' - and pretends that he is the arbiter of life.