may be someone hack u'r telegram or using u'r account so try to check u'r activation session at the setting privacy or it may be ''YOU'' is the username of the person who is adding them so YOU sil ante add yarekachew mesloh endayhon. u can check the person who adding u eko by going the first message so blocking the person who does that to u will also solve the problem. the third option is like the above comment if u ever log into u'r telegram before by other person phone may be u agree to sync u'r contact to the device yaa malet gen It doesn't appear to them u join argehachewal blo bihonem for the next time when u log in to other device sync contact metlewen atfeteh log in bel.