Unknown Author
Job 39:2ESV·author unknown

Can you number the months that they fulfill, and do you know the time when they give birth,

Matthew Henry Presbyterian @wholebiblehenry

God here shows Job what little acquaintance he had with the untamed creatures that run wild in the deserts and live at large, but are the care of the divine Providence. As, I. The wild goats and the hinds. That which is taken notice of concerning them is the bringing forth and bringing up of their young ones.

Commenting on Job 39:1-12

John Gill Reformed Baptist @doctorgill

Canst thou number the months that they fulfil?.... Which some understand both of wild goats and hinds. Common goats fulfil five months, they conceive in November, and bring forth in March, as Pliny (f) observes; but how many the wild goats of the rock fulfil is not said by him or any other I know of: the same writer says (g) of hinds, that they...

Jamieson-Fausset-Brown Reformed @jfbcommentary

They bring forth with ease and do not need to reckon the months of pregnancy, as the shepherd does in the case of his flocks.