Elijah prayed for rain after a 3.5 year drought in Israel. His servant initially saw nothing when looking for clouds, but on the seventh time looking saw a small cloud forming over the sea. Soon the sky grew dark with clouds and heavy rain began to fall.
Nehemiah, originally a cup bearer for a foreign king, was given permission by the king to return to Jerusalem to rebuild its walls that had fallen into disrepair. Despite threats from enemies who didn't want the rebuilding, Nehemiah inspired the people and the walls were completed in just 52 days thanks to his dedication.
In a parable, Jesus told of a widow who kept asking an unjust judge for justice against her enemy.