God told Solomon to ask for anything he wanted, and it would be given to Him. That’s a blank check from God! Solomon asked for wisdom to lead the people of Israel.
There are a number of passages where God has told us to ask, and that we would receive. In James, the Bible says that we do not have, because we do not ask! It is true that the greatest tragedy in prayer is not the unanswered prayer, but the unoffered prayer. What are you asking God for?