Dua for barakah (blessing) in work

When. Over what has already arrived — the salary that landed, the contract that was signed, the meal on the table. It is not a request for more, which is what makes it awkward to say at the moment a person most wants more.

The words. Barik lana fima razaqtana: bless for us in what You have provided. The preposition is doing real work. The blessing is asked for inside the existing provision, not added to its quantity. And barakah itself: the root b-r-k gives birkah, a pool that holds water, and the verb for a camel kneeling down and staying. What is mubarak is fixed, settled, and yields continuously from where it sits. So barakah is not increase; it is a small amount that does not run out and does not need replacing.

Why that matters at work. Two people can earn the same and one of them is never short. The difference the word names is between the size of a thing and its yield. Asking for barakah in earnings is asking for the second while leaving the first to Allah.

The clause at the end. Wa qina adhaban-nar seems abrupt after a request about provision. It is the same closing as the well-known Qur'anic supplication for good in both worlds, and it does the same job here: it keeps a request about money from ending on money.

A note. Nothing in it promises a particular income or names a sum. It asks about the character of what comes, not the amount.