4:37

Who are stingy and enjoin upon [other] people stinginess and conceal what Allah has given them of His bounty – and We have prepared for the disbelievers a humiliating punishment –
Meaning:-
Stingy: miserly, niggardly, penny-pinching.
Conceal: to hide, to keep secret, to prevent or avoid disclosing, keep secret.
Bounty: generosity; liberality, a monetary gift or reward