EphNis 34:2.1 :ܐܣܝܐ ܝܥܩܘܒ ܡܫܡܗܐ ܠܚܪܢ ܐܬܐ ܕܢܕܝܩ ܥܠܝܗ݀‏ : Jacob the famous physician came to Harran to examine it (D met.caus.!)
See the entire entry for dwq vb. to observe carefully