Skandapurana 5.106.11

5.106.11

.. śrībhagavānuvāca .. ..
acalaṃ sarvaliṃgaṃ syātsarvatrāpi dvijottama ..
ki punaḥ prathamaṃ yacca brahmaṇā nirmitaṃ svayam .. 11 ..

The Blessed Lord said: / 'Every liṅga must remain unmoving everywhere, O best of the twice-born; / how much more that first one which was fashioned by Brahmā himself!