Translation of the verse 8 from Surah Ar-Ra‘d : Number of verses 43 - - page 250 - Part 13.
Allah knows what every female bears, and by how much the wombs fall short (of their time or number) or exceed. Everything with Him is in (due) proportion.
Allah knows what every female carries and what the wombs lose [prematurely] or exceed. And everything with Him is by due measure.
(13:8) Allah knows what every female bears in her womb: He is fully aware of what is taking shape in the womb and also what decrease or increase occurs therein. *17 Everything has its fixed measure with Him.
*17) When amplified the verse will mean : Allah remains fully aware of all the developments that take place in the child while in its mother's womb, and He watches over the decrease or increase in each of its limbs, and its potentialities, capabilities and powers.