"shall believe" is a correct and usable phrase in written English.
It is typically used when expressing strong intent or conviction. For example: "I shall believe in myself, no matter what happens."
Personally I shall believe the long-forecast increase in rates when I see it.
I shall do less whenever I shall believe what I am doing hurts the cause, and I shall do more whenever I shall believe doing more will help the cause.
As the French philosopher Louis Althusser once put it, "Kneel down, move your lips in prayer, and you shall believe".
"Show them to us and we shall believe in them".Mr Ball's descriptions of the fascinating netherworld of Victorian spiritualism have an unexpectedly emotional element.
For instance, according to Jonathan Adler (1994, 274f), "[t]he best explanation for why the informant asserts that P is normally that … he believes it for duly responsible reasons and … he intends that I shall believe it too," which is why we are normally justified in trusting the informant's testimony.
I believe this, and I shall believe it until I see very conclusive proof to the opposite.
These begin with "Thou shalt believe in God and worship Him as thy conscience dictates.
"If thou shalt confess with thy mouth the Lord Jesus, and shalt believe in thine heart that God hath raised him from the dead, thou shalt be saved.
A key passage describing salvation is Romans 10 9-10, "That if thou shalt confess with thy mouth the Lord Jesus, and shalt believe in thine heart that God hath raised him from the dead, thou shalt be saved.
The word say, "That if thou shalt confess with thy mouth the Lord Jesus, and shalt believe in thine heart that God hath raised him from the dead, thou shalt be saved.
Among the rules are "You shall not believe that you are someone" and "You shall not believe that anyone cares about you"; America, with its hustling and self-distinction, is the hell of Scandinavian manners.
