Mary likely did not wait for her pregnancy to reveal itself. She no doubt had to speak to Joseph. Beforehand, she may have wondered how this decent, God - fearing man would respond to what she had to tell him.
من المرجح ان مريم لم تنتظر حتى يرى الناس حبلها لتخبر يوسف بالامر ،‏ فقد كان عليها اخباره .‏