مِن نُّطْفَةٍ إِذَا تُمْنَىٰ
Min nu t fatin i tha tumn a out of a [mere] drop of sperm as it is poured forth,
 - Mohammad Asad
from a drop of ejaculated semen,
 - Muhammad Farooq-i-Azam Malik
from a sperm-drop when it is emitted.
 - Mustafa Khattab
From a drop (of seed) when it is poured forth;
 - Marmaduke Pickthall
From a seed when lodged (in its place);
 - Abdullah Yusuf Ali