Bede

I love those who love me, etc. Such is it also in the Gospel: "But he who loves me will be loved by my Father, and I will love him, and manifest myself to him" (John 14). Surely, they who always in the renewed pursuit of the mind strive to reach the vision of Christ are watchful in the morning for wisdom. "Riches and glory are with me," etc. He speaks of wealthy riches, high riches, so as to signify heavenly gifts. …

Commentary on Proverbs ↗

Bernard of Clairvaux

For indeed he says: "I love those who love me, and those who watch for me at dawn will find me." You see how he not only makes you certain of his love, if indeed you love him, but also of his solicitude, which he bears for you, if he has perceived you solicitous for him. Do you watch? He also watches. Rise up in the night at the beginning of your watches, hasten to anticipate even the watches themselves as much as you will; you will find him, you will not precede him. …

Sermons on the Song of Songs, Sermon 69 ↗