Quran 4:86

When you are greeted with a greeting, then greet with one fairer, or repeat the same greeting. For God takes account of all things.

When you are greeted with a salute, greet with a better one than it, or return it; indeed Allah takes account of all things.

And when you are greeted with some words, greet back with words better than it or with the same; indeed Allah will take account of everything.

And when you are greeted with a greeting greet with a fairer than it, or return it; surely God keeps a watchful count over everything.

And when you are greeted with a greeting, then greet with better than it or return it. Indeed, Allah is of every thing an Accountant.

And when ye are greeted with a greeting, then greet back with one better than that or return that; verily Allah is of everything the Reckoner.

When you are greeted with a greeting, greet in return with what is better than it, or (at least) return it equally. Certainly, Allah is Ever a Careful Account Taker of all things.

When you are greeted with a salutation then return it with a better one, or at least the same. Surely Allah takes good count of everything.

Answer a greeting in kinder words than those said to you in the greeting or at least as kind. God keeps account of all things.

And when you are greeted with a greeting, greet with a better (greeting) than it or return it; surely Allah takes account of all things.

When ye are greeted with a greeting, greet ye with a better than it or return it. Lo! Allah taketh count of all things.

And when you are greeted with a greeting, greet with better than it, or return it. Allah is the Reckoner of all things.

And when you are greeted with a greeting, greet [in return] with one better than it or [at least] return it [in a like manner]. Indeed, Allah is ever, over all things, an Accountant.

When you are greeted with a greeting, respond with a better greeting, or return it. God keeps count of everything.

When you are greeted by anyone, respond with a better greeting or at least return it; God takes account of all things.

When a (courteous) greeting is offered you, meet it with a greeting still more courteous, or (at least) of equal courtesy. Allah takes careful account of all things.