Saul became bitter against God and tried to take out David to remain King of Isreal. There has been a few times that I have questioned God but I can’t remember a time that I became bitter and rejected God.
Joseph’s brothers are the first people who come to mind. They viewed themselves as suffering because of a lack of favor from their father, and as a result rejected both God and their brother.
The children of Israel when wandering in the desert blamed God and wanted to go back to Egypt, even though they were slaves, they felt they could get better provisions.
During the exodus-the Israelites were not only bitter, but rejected and yelled out to God during their sufferings. Cain was also another biblical character that showed bitterness.
Many times when Moses was delivering the Israelites from Egypt, the people became bitter against God.
The Israelites and Saul are two prime examples that pop to mind immediately.
Saul was a person who became bitter towards God. He stopped listening to him or seeking him so God brought fourth David to replace Saul. Cain became Bitter towards God also.
My first thought was the Israelites when they were suffering throughout the Exodus.
Cain was bitter and killed his brother. Joseph’s brothers were bitter because they were jealous of his favor with their father. Naomi was bitter against God because of the loss of her husband and sons.
The Israelites during the Exodus and the time of the Judges often let their crises lead them to complain against God and become bitter about what they perceived as His neglect of their needs.