help me please

did anybody else bleed after the day of sex? it was kinda rough. my other half hurt me with a vibrater i try telling him. but tonight i use the bathroom i found blood on my panties and blood on toliet paper its kinda dark and light pink. im almost 7 weeks pregnant please someone ill be ok its my 2nd pregnancy and new to this my 1st pregnancy ive had a bad miscarriage and im scared