The extended participial clauses in vv. 1–3 weave together the setting and the report of what Jesus knew. They also locate the footwashing in relation to Jesus’ knowledge. The piling up of participial clauses gives the introduction “a most solemn effect” (Lindars:448). The delay in the action of the scene caused by the extended introduction is prolonged by the detailed description in v. 4 of Jesus’ preparations, discarding his garments and wrapping the towel about himself. V. 4, therefore, begins
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