Arcana Coelestia#3682
3682. 'In blessing him had commanded him, saying' means reflection and consequent perception so that the joining together might be effected. This is clear from the meaning of 'being blessed' as a joining together, dealt with in 3504, 3514, 3530, 3565, 3584, and from the meaning of 'commanding and saying' as reflection and consequent perception, dealt with in 3661.