SB 10.80.15
sa tan adaya vipragryah
prayayau dvarakam kila
krsna-sandarsanam mahyam
katham syad iti cintayan
Translation:
Taking the flat rice, the saintly brahmana set off for Dvaraka, all the while wondering “How will I be able to have Krsna’s audience?”
Purport:
Among other things, Sudama assumed that the gatekeepers would stop him.