Verse 86

वैमानिकी व्योमगतिः स्थिरता चापि पार्वती ।गम्भीरताथ सामुद्री मैरवी च महोन्नतिः

In plain words

The vimānas', motion through the sky; the mountain's, steadiness; the ocean's, depth; and Meru's, great loftiness;