How to say 'I said nothing.'

English	Hindi
I	mai, maine
said to say	kahaa, bolaa kahanaa
nothing	kuchh nahi, kuchh bhi nahi
I said nothing	Mai kuchh nahi bola. or, Maine kuchh bhi nahi kahaa.

How to say 'I said to halt here for some time.'

English	Hindi
halt, stop	rukanaa
here	yehaan
some time	kuchh samay
I said to halt here for some time.	Maine yehaan kuchh samay rukane kay liye kahaa.