See the entire entry for knš vb. to gather; sweep up

EphFid 25:20.1 : ܘܐܦܠܐ ܒܘܕܪܗ ܕܚܠܒܐ ܡܫܟܚ ܟܢܫ ܒܠܥܕ ܗܘ ܚܝܠܐ ܟܣܝܐ ܕܗܝ ܡܣܬܐ : nor is even uncongealed milk able to curdle without that hidden power which is rennet

See the entire entry for *mɘsā, mɘsāṯā n.f. curdling agent, rennet