בַּהֲכִינ֣וֹ שָׁ֭מַיִם שָׁ֣ם אָ֑נִי בְּח֥וּקוֹ ח֝֗וּג עַל־פְּנֵ֥י תְהֽוֹם׃
Nang itatag Niya ang kalangitan, naroon na ako; nang iguhit Niya ang bilog sa ibabaw ng kalaliman,
Rashi
when He drew a circle over the face of the deep When He drew the circle of the earth over the water, to draw a boundary that it may not pass.
Rashi
חוג is an expression of encircling, as in (Isa. 44: 13): “and with a compass (ובמחוגה) he rounds it.” (Compas in French, zirkel in German, as in Gen. 29: 17, Isa. 5:22, 44:13, and Job 22: 14.)