P Song7:6 :ܓܕܘ̈ܠܐ ܕܪܝܫܟܝ ܐܝܟ ܐܪܓܘܢܐ ܕܡܠܟܐ ܕܐܣܝܪ ܒܪ̈ܗܛܐ‏ : the curls of your head are like royal purple bound up in braids [MT דַלַּת רֹאשֵׁךְ כָּאַרְגָּמָן מֶלֶךְ אָסוּר בָּרְהָטִים]
See the entire entry for rāhe+, rāhṭā n.m. drinking trough