Firmament

"יְהִי רָקִיעַ בְּתוֹךְ הַמָּיִם וִיהִי מַבְדִּיל בֵּין מַיִם לָמָיִם׃"

"The book of Genesis was written a long time before the idea of a spherical Earth was suggested and, as we shall see, the exegetes later found themselves in difficulty when attempting to reconcile the biblical writing with the results of the natural science; then the faith–science conflict was born, which has remained with us for almost two millennia."

"When I caught the speaker's eye and asked about the rakia, I caused the lecture to grind to halt."