Shall in example sentence
But while these thoughts ran round in my head, which was the work but of a few moments, I observed my landlord took him aside and whispered to him, though not very softly neither, for so much I overheard: 'Sir, if you shall have occasion----' the rest I could not hear, but it seems it was to this purpose: 'Sir, if you shall have occasion for a minister, I have a friend a little way off that will serve you, and be as private as you please.'