P Ex34:25 :ܘܠܐ ܢܒܘܬ ܠܨܦܪܐ ܕܒܚܐ ܕܥܕܥܐܕܐ ܕܦܨܚܐ‏ : the sacrifice of the Pessah holiday must not stay overnight
See the entire entry for bwt vb. to spend the night