Manasara 31.4

31.4

tadūrdhve vedikādīnāṃ grīvamūrdhni śikhāntakam
samakandharavṛddhiḥ syātpañcasālāvasānakam

Above it, up to the crest at the top of the neck of the altar-platforms and so on, / There should be a uniform increase in the neck up to the five enclosure walls.