[If a person said:] “Let these saplings be an offering if they are not felled,” “[Let] this cloak be an offering if it is not burnt” —- they can be redeemed; “These saplings are an offering until they are felled,” “This cloak is an offering until it is burnt” —- they cannot be redeemed.

One who makes a neder prohibiting “seafarers” is permitted to [benefit from] land dwellers; [if] “land dwellers” —- he is forbidden to [benefit from] seafarers, because seafarers are included in “land dwellers” —- not like those who go from Acre to Jaffa, but from someone whose custom is to voyage.