marriage age

Asalam wa alaikum to all,

my question is that my parents finalized a girl for me for marriage.

and the age of that girl is 16 years and my age is 24.

i want to know that is there any problem(physically) will occur after marriage,

please give me answer regarding islamic point of view.

if this topic has been already discussed then please give the link in reply.

Regards

Mohammad irfan

marriage age