Phrase: السلام عليكم (As-salamu ‘alaykum)
Meaning: Peace be upon you
When to use: In nearly all situations — formal or informal, strangers or friends
✅ Response: وعليكم السلام (Wa ‘alaykum as-salam) – And peace be upon you, too
MasterStudy teaches this in your very first lesson — with native pronunciation and practice.