Parnossa requires Prayer

 Netziv (Bereishis 02:05) From the beginning of creation, the Almighty decreed that acquiring parnossa would be mixed with Divine providence and thus requires work, or sacrifices, or prayer, and that is why these are mostly called just avoda because they are primarily because of parnossa... and all the blessings of benefit come to bless such activity, and as "Anyone who benefits in this world without a blessing is stealing from G-d and Israel"