Atharvaveda · Sūkta 7.101

7.101.1

असदन् गावः सदनेऽपप्तद्वसतिं वयः ।
आस्थाने पर्वता अस्थुः स्थाम्नि वृक्कावतिष्ठिपम् ॥ ७.१०१.१ ॥

The cows sat down in their place; the birds came down to their nest. The mountains stood in their fixed place; in the firm place I set the two kidneys steady.