'Get distance between two nearest latitude and longitude

I want to find a nearest distance between two point. I am creating a ordering based application in which I need to find a nearest distance of customer and provider within a certain range (3km) I am using a postgres as a database and a sequelize as a orm. I don't want want to use Haversine formula in my code is there any way that can I use it

node.jspostgresqlgeolocationsequelize.js


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