мангуозный запрос с использованием Arry
var query = PUser.find({'userID': {$in:array}});
Outstanding Otter
var query = PUser.find({'userID': {$in:array}});// As favouriteFoods is a simple array of strings,
// you can just query that field directly:
// favouriteFoods contains "sushi"
PersonModel.find({ favouriteFoods: "sushi" }, ...);