Skandapurana 6.3.155.12

6.3.155.12

sarvauṣadhīnāmaśanaṃ pradhānaṃ sarveṣu peyeṣu jalaṃ pradhānam .
nidrā sukhānāṃ pramadā ratīnāṃ sarveṣu gātreṣu śiraḥ pradhānam .. 155.12 ..

Among all herbs, food is foremost; among all drinks, water is foremost; / sleep is foremost among pleasures, a woman among sensual delights, the head is foremost among all limbs;