baby ?

I Had Unprotected sex twice . The guy said he pulled out and wiped off . My period is finna be 4days late now ... i been feeling a little sick but never threw up ... i was stressing and crying so i kno that can throw it off .. when should i take a pregnancy test ? How did any of you girls knew your prego ? Im scared i prayed to god ill never raw again of he let my period come on i dont think he can here me lol.