EphFid 27:8.4 :ܘܠܐ ܪܓܫ ܕܐܝܟܢ ܒܠܝܢ ܓܐܪ̈ܘܗܝ‏ : (a blind person shoots arrows into a fire) and does not sense how his arrows are being ruined
See the entire entry for bly vb. to be worn out